Deck 15: Principles of Evolution

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Question
Who wrote On the Origin of Species by Means of Natural Selection?

A) Malthus
B) Wallace
C) Darwin
D) Mendel
E) Lamarck
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Question
Who presented the idea of natural selection to the Linnaean Society in 1858?

A) Cuvier
B) Darwin and Wallace
C) Darwin
D) Plato
E) Lamarck
Question
An antibiotic is given repeatedly to treat a recurrent ear infection. It worked initially but now is no longer effective. This indicates that the Streptococcus bacterium

A) is being treated with an antibiotic that has experienced a manufacturing error, making it infective.
B) is very sensitive to the antibiotic.
C) is infectious only if it is sensitive to the antibiotic.
D) experienced natural selection that has allowed the resistant Streptococcus to survive and multiply.
Question
The idea that physical changes I make to myself will be passed on to my children was proposed by

A) Cuvier.
B) Lyell.
C) Darwin.
D) Plato.
E) Lamarck.
Question
The publication date of On the Origin of Species by Means of Natural Selection is

A) 1900.
B) 1859.
C) 1809.
D) 1869.
E) 1830.
Question
Which geologist described the age of the Earth as "eternal"?

A) Malthus
B) Buffon
C) Aristotle
D) Lamarck
E) Lyell
Question
Which statement illustrates Lamarck's theory on the mechanism of evolution?

A) Giraffes with longer necks survived and reproduced faster because they could reach a better food source.
B) Plants that can survive in less light will become the dominant species in shaded areas.
C) Birds with bright colors will attract more mates and pass on the colorful plumage.
D) Fish with coloration that matches the river bottom they inhabit will survive to reproduce.
E) A man who routinely shaves the hair off his head will have sons who become bald.
Question
Genetic variations in natural populations develop due to

A) random mutations of the DNA.
B) individual activities.
C) changes in the environment.
D) changes in diet.
E) environmental catastrophes.
Question
A postulate is

A) a set of four statements that confirm that evolution will occur.
B) a statement accepted as true for the purposes of logical argument.
C) a hypothesis.
D) an idea that has been proven through scientific investigation.
E) an educated guess.
Question
Plato's view of species

A) did not allow for evolutionary change.
B) recognized that each individual in a species is unique.
C) was similar to the modern concept of evolution.
D) allowed for limited evolution within species.
E) included species that do not actually exist.
Question
The concept that Earth's present landscape is due to gradual geological processes was proposed by

A) Lyell.
B) Buffon.
C) Aristotle.
D) Lamarck.
E) Malthus.
Question
Which of the following is NOT one of Darwin's postulates?

A) In each generation, some individuals reproduce and others don't.
B) Through natural selection, individuals with useful traits survive longest and leave the most offspring
C) Some of the differences seen in a population result from characteristics passed from parent to offspring.
D) There is variation among members of a population.
E) Luck is an important factor in determining the fate of individuals.
Question
Which scientist devised the theory of uniformitarianism to account for Earth's old age?

A) Plato
B) Lamarck
C) Darwin
D) Lyell
E) Cuvier
Question
Which of these statements best illustrates the theory of catastrophism?

A) There are no humans in early fossil records because they had not been created yet.
B) Only extinct species appear in the fossil record.
C) Species become extinct due to natural disasters, such as floods and volcanic eruptions.
D) Only plant species have become extinct.
E) The fossil record is incomplete.
Question
Whose philosophy was based on the "ideal form"?

A) Cuvier
B) Lamarck
C) Darwin and Wallace
D) Plato
E) Darwin
Question
Modern geologists estimate that the age of Earth is about

A) 4.5 trillion years.
B) 4,500 years.
C) 450,000 years.
D) 4.5 million years.
E) 4.5 billion years.
Question
Who suggested that giraffes developed their long necks over time by stretching?

A) Plato
B) Wallace
C) Darwin
D) Lamarck
E) Cuvier
Question
Fossils include rocks and sediments that

A) bear the impressions or shapes of preserved organisms.
B) have been shaped by wind and water to resemble lifelike forms.
C) have been shaped by people to resemble plants or animals.
D) all of the above.
Question
Which organism is LEAST likely to survive to reproduce?

A) A seahorse that mimics the weeds in which it lives
B) A dark- furred rodent that comes out only at night
C) A flower that produces a scent that attracts bees
D) A shrub that produces a toxin in its flower buds that repels deer from eating it
E) A plant that has a sweet flavor before it flowers
Question
Who proposed the geological theory of catastrophism?

A) Plato
B) Darwin and Wallace
C) Lamarck
D) Darwin
E) Cuvier
Question
Natural selection can act on a certain trait only if the trait is

A) heritable.
B) favorable.
C) morphological.
D) behavioral.
E) new.
Question
Which of the following are vestigial structures?

A) Fish fins
B) Hoofs of horses
C) Wings of bats
D) Pelvic bones of whales
E) Vertebral columns in snakes
Question
The human upper arm bone (the humerus) is structurally similar to the upper wing bone of a bat. The structural similarity is an example of

A) analogous structures.
B) mutation.
C) vestigial structures.
D) homologous structures.
E) adaptation.
Question
An emu is a flightless bird that still has wings. These wings are an example of

A) mutation.
B) adaptation.
C) homologous structures.
D) analogous structures.
E) vestigial structures.
Question
Some animal species found in caves have tiny, nonfunctional eyes. These are best described as

A) mutations.
B) vestigial structures.
C) analogous structures.
D) homologous structures.
Question
Which of the four postulates of Darwin's theory of evolution was not well established when On the Origin of Species was first published but is overwhelmingly supported today?

A) Some individuals in a population survive and reproduce better than do other individuals.
B) Individuals in a population differ physically from one another in many ways.
C) Individuals with advantageous traits survive longest and have the most offspring.
D) Some differences among individuals in a population are due to genetics and are heritable.
Question
Where are the Galápagos Islands?

A) Off the west coast of North America
B) Near the center of the south Atlantic Ocean
C) Off the northwest coast of South America
D) Off the west coast of Australia
E) Near Southeast Asia
Question
No one is certain what the function of the human appendix is. But, one thing we do know is that we can live without it, without noticeable consequences. Therefore, the human appendix is an example of a(n)

A) vestigial structure.
B) analogous structure.
C) homologous structure.
D) mutation.
E) adaptation.
Question
Natural selection is best described as

A) causing the death of a significant proportion of the population.
B) increasing the perfection of a species.
C) driving the species toward an eventual endpoint in which the species possesses the best possible adaptations for that particular environment.
D) working on the existing variation of traits to favor those better suited to the organism's environment.
E) the ability to generate new traits that better suit the species.
Question
Which trait provides a survival advantage?

A) A shrub that loses the ability to make seeds
B) A tree that grows shorter than the surrounding trees
C) A brightly colored fish that attracts predators
D) A horse that lacks the ability to digest either grains or grass
E) A flower that attracts more bees
Question
Which of the following statements about mutations is TRUE?

A) Mutations occur at random and are by chance.
B) Mutations almost always leave the organism worse off than before.
C) Mutations are caused by natural selection.
D) Mutations have no effect on the survival and reproduction of an organism.
E) Mutations are almost always better for the organism.
Question
Darwin was influenced by Thomas Malthus's writings on

A) natural selection.
B) genetics.
C) evolution.
D) population growth.
E) uniformitarianism.
Question
The theory of natural selection states that

A) the most well- adapted individuals in their environments survive and reproduce, contributing the most genes to the next generation.
B) only the largest and strongest individuals survive.
C) individuals that mutate in response to changes in their environment will contribute the most genes to the next generation.
D) random assortment of genes results in better physical characteristics in the following generations.
E) all individuals live to reproduce in each generation.
Question
Inheritable mutations in the genes of an individual arise due to

A) other species in the environment.
B) artificial selection.
C) environmental change.
D) vigorous exercise or effort.
E) random chance.
Question
Boa constrictors have tiny pelvic girdles and leg bones inside their bodies. Because these structures are nonfunctional "evolutionary baggage," they are called

A) vestigial.
B) convergent.
C) maladaptive.
D) homologous.
E) analogous.
Question
Which English economist predicted that the rapid growth of human populations would soon exceed Earth's capacity to support it?

A) Wallace
B) Mendel
C) Lyell
D) Hutton
E) Malthus
Question
Sea squirts and lampreys, which are closely related aquatic animals, have a perforated pharynx, a ventral heart, and a notochord at some stage of development. These similarities are best explained by

A) artificial selection.
B) a common ancestry.
C) inheritance of acquired characteristics.
D) the "Ladder of Nature."
E) uniformitarianism.
Question
Darwin realized that most species produce many more offspring than is necessary to maintain a constant population. The "excess" individuals in a population

A) die before they can reproduce.
B) mutate and are able to adapt to new environments.
C) evolve to become new species.
D) migrate to another location.
Question
Some of Darwin's most important discoveries were based on studies of birds and tortoises that he observed in

A) the Galápagos Islands.
B) Jamaica.
C) Tahiti.
D) Ecuador.
E) the Bahamas.
Question
Humans still have body hair even though it is greatly reduced and serves little function. The hair is a(n)

A) mutation.
B) adaptation.
C) vestigial structure.
D) homologous structure.
E) analogous structure.
Question
Dolphins (which are mammals) and sharks (which are fish) have stiff dorsal fins projecting from their backs that help them maneuver through water. These relationships of structures to each other are best described as

A) mutations.
B) analogous structures.
C) vestigial structures.
D) homologous structures.
Question
The fact that whales have pelvic and leg bones leads to the conclusion that

A) they probably evolved from fish.
B) ancestral whales had legs.
C) whales did not evolve by natural selection.
D) whales should have functional legs.
E) having a pelvis is advantageous.
Question
The amino acid sequences of human and bonobo hemoglobin are almost identical, yet they differ considerably from the sequence of the hemoglobin of wolves. This fact indicates that

A) bonobos are more closely related to humans than to wolves.
B) wolves and bonobos are closely related.
C) humans are more closely related to wolves than to bonobos.
Question
Convergent evolution occurs when

A) analogous structures evolve to be homologous.
B) unrelated organisms develop analogous structures.
C) two or more populations merge into one.
D) two or more different species evolve to become one species.
Question
Most commercial pesticides are effective for only 2 or 3 years because

A) the chemicals mutate and become ineffective.
B) those pests born with mutations that provide immunity will survive and reproduce.
C) the pests learn to hide when the chemicals are being applied.
D) the chemicals induce mutations that provide immunity.
E) new pests invade the area.
Question
"Cole" refers to any of various plants belonging to the Cruciferae or mustard family, which include broccoli, cabbage, collard greens, and other familiar vegetables. The controlled breeding of cole crops to produce certain physical traits in those organisms is called

A) natural selection.
B) agricultural selection.
C) artificial selection.
D) physical selection.
Question
Which of the following supports the idea that all organisms share a common ancestry?

A) All cells use the same collection of lipids.
B) All cells use DNA as a cellular energy carrier.
C) All cells use ATP as the template for protein synthesis.
D) All cells have a similar biochemistry, including amino acids, nucleic acids, and ATP.
E) All cells use amino acids as a carrier of genetic information.
Question
A farmer noticed that two of her cotton plants produce cotton with a slight greenish hue. By repeatedly crossing the greenish plants, she has produced a variety of deep- green cotton without the use of any dyes. This is an example of

A) convergent evolution.
B) natural selection.
C) artificial mutation.
D) artificial selection.
E) inheritance of acquired characteristics.
Question
Imagine that a biologist develops a strain of corn with a lower fat content by choosing low- fat variants and crossbreeding them over several generations. This is an example of

A) convergent evolution.
B) natural selection.
C) artificial selection.
D) artificial mutation.
E) inheritance of acquired characteristics.
Question
The amino acid sequences of human and chimpanzee hemoglobin are almost identical, yet they differ considerably from the sequence of the hemoglobin of dogs. This fact

A) opposes the theory of evolution.
B) supports the theory of evolution.
C) neither supports nor opposes the theory of evolution.
Question
Of all the possible amino acids, all living organisms make use of only the same 20 amino acids. This supports the idea that

A) only a limited number of DNA mutations are possible.
B) bacteria, animals, and plants developed independently.
C) natural selection drives evolution.
D) all living things are derived from a single common ancestor.
E) only 20 amino acids exist on Earth.
Question
A farmer produces a variety of apple with deep pink flesh by selectively crossbreeding apples with pinkish hues. This is an example of

A) convergent evolution.
B) natural selection.
C) artificial mutation.
D) artificial selection.
E) inheritance of acquired characteristics.
Question
Which of the following is an example of artificial selection?

A) The many different species of Oak trees found in the forest.
B) Cheetahs that can outrun their prey
C) The many different breeds of domestic cats
D) Green tree frogs that blend perfectly into their leafy surroundings
E) All of the above
Question
Daisies and daffodils, have flowers that serve as organs of reproduction, leaves that serve as organs of photosynthesis, and xylem and phloem that move water and food throughout the plant. These similarities are best explained by

A) inheritance of acquired characteristics.
B) uniformitarianism.
C) a common ancestry.
D) the "Ladder of Nature."
E) artificial selection.
Question
Charles Darwin believed that artificial selection was

A) similar in many ways to natural selection.
B) a process completely identical to natural selection.
C) a common phenomenon in nature.
D) impossible.
E) unimportant.
Question
Strong evidence for the common ancestry of all vertebrates is

A) they all evolved from fish.
B) the similarity of their embryological stages.
C) they all possess DNA.
D) they all have legs.
E) their means of reproduction.
Question
The controlled breeding of domestic plants and animals by humans to produce certain physical traits in those organisms is called

A) physical selection.
B) agricultural selection.
C) artificial selection.
D) natural selection.
Question
Observations of a wide variety of vertebrate embryos suggest that

A) fish are unrelated to other vertebrates because they are the only vertebrates that develop gills.
B) all vertebrate species have similar genes for development.
C) fish, turtles, and mice are more closely related to one another than to either chickens or humans because they have substantial tails.
D) chickens and humans are closely related because they lack substantial tails.
Question
The many different breeds of domestic dog were produced by

A) artificial mutation.
B) artificial selection.
C) natural selection.
D) physical selection.
Question
When unrelated organisms living under similar environmental demands evolve superficially similar structures, it is called

A) comparative anatomy.
B) convergent evolution.
C) coevolution.
D) superficial selection.
Question
Insects and bats both have wings. This proves they evolved from a common ancestor.
Question
Early in embryonic development, all vertebrate embryos have some similarities in their appearance.
Question
Dandelions in a lawn that is mowed have short flower stalks, whereas those in a field have tall flower stocks. This illustrates

A) convergent evolution.
B) natural selection.
C) artificial mutation.
D) artificial selection.
E) inheritance of acquired characteristics.
Question
In theory, individuals with advantageous traits are more likely to reproduce.
Question
Mammalian appendages with similar bone structures can be used for flying, swimming, running, or grasping. These are examples of structures.
Question
Darwin and both developed and proposed the theory of evolution by natural selection.
Question
If a woman learns to speak many languages, her children will inherit fluency in many languages.
Question
There were biologists before Darwin who proposed mechanisms for evolution.
Question
Which of the following would you predict would evolve in guppies that are taken from streams in Trinidad with predators and put into streams lacking predators?

A) Male guppies will become more colorful.
B) Male guppies will not change in coloration.
C) Guppies would evolve to have females avoid more colorful males.
D) Male guppies will become less colorful.
E) Guppies would evolve to have females prefer less colorful males.
Question
Coprolites (animal dung), bones, and impressions of body parts in rocks are called _ .
Question
Darwin's theory of evolution was based on his observations during his voyage to Asia.
Question
Variations in a population are produced by .
Question
Evidence that supports the theory of evolution is found in the studies of

A) fossils.
B) artificial selection.
C) biochemistry.
D) embryos.
E) embryos, biochemistry, fossils, and artificial selection.
Question
The theory that earthquakes, floods, and other natural disasters cause extinctions of some species while leaving others unharmed is .
Question
Based on the way natural selection works, what is the best way to make use of antibacterial soap?

A) Never use it because bacteria will evolve to become resistant to it.
B) Always use it because it is unlikely that bacteria will evolve to become resistant to it.
C) Always use it because most bacteria will cause illness.
D) Never use it because all bacteria are harmless.
E) Use it only when you need to be free of bacterial contamination, so bacteria will be less likely to evolve resistance to it.
Question
In any evolving population of organisms, individual variations exist.
Question
Through artificial selection, it is possible to select for characteristics that may not be advantageous to the organism in a natural environment.
Question
In most geological formations, younger rocks are layered over older rocks.
Question
Anolis lizards can be informally subdivided into long- legged forms (which move by jumping from tree to tree) and short- legged forms (which mostly crawl from one area to another). Both forms are usually found in any population. A group of Anolis lizards with long legs are transplanted from an island with many large trees to an island with many small plants and no trees. In future generations, the transplanted lizard population is most likely to

A) evolve even longer legs.
B) evolve shorter legs adapted for the smaller plants.
C) undergo no evolutionary change.
D) evolve to be able to maneuver less efficiently.
E) evolve to be able to run away from predators more quickly.
Question
Pelvic bones in snakes and whales are _ structures.
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Deck 15: Principles of Evolution
1
Who wrote On the Origin of Species by Means of Natural Selection?

A) Malthus
B) Wallace
C) Darwin
D) Mendel
E) Lamarck
C
2
Who presented the idea of natural selection to the Linnaean Society in 1858?

A) Cuvier
B) Darwin and Wallace
C) Darwin
D) Plato
E) Lamarck
B
3
An antibiotic is given repeatedly to treat a recurrent ear infection. It worked initially but now is no longer effective. This indicates that the Streptococcus bacterium

A) is being treated with an antibiotic that has experienced a manufacturing error, making it infective.
B) is very sensitive to the antibiotic.
C) is infectious only if it is sensitive to the antibiotic.
D) experienced natural selection that has allowed the resistant Streptococcus to survive and multiply.
D
4
The idea that physical changes I make to myself will be passed on to my children was proposed by

A) Cuvier.
B) Lyell.
C) Darwin.
D) Plato.
E) Lamarck.
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k this deck
5
The publication date of On the Origin of Species by Means of Natural Selection is

A) 1900.
B) 1859.
C) 1809.
D) 1869.
E) 1830.
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Unlock Deck
k this deck
6
Which geologist described the age of the Earth as "eternal"?

A) Malthus
B) Buffon
C) Aristotle
D) Lamarck
E) Lyell
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Unlock Deck
k this deck
7
Which statement illustrates Lamarck's theory on the mechanism of evolution?

A) Giraffes with longer necks survived and reproduced faster because they could reach a better food source.
B) Plants that can survive in less light will become the dominant species in shaded areas.
C) Birds with bright colors will attract more mates and pass on the colorful plumage.
D) Fish with coloration that matches the river bottom they inhabit will survive to reproduce.
E) A man who routinely shaves the hair off his head will have sons who become bald.
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Unlock for access to all 97 flashcards in this deck.
Unlock Deck
k this deck
8
Genetic variations in natural populations develop due to

A) random mutations of the DNA.
B) individual activities.
C) changes in the environment.
D) changes in diet.
E) environmental catastrophes.
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Unlock for access to all 97 flashcards in this deck.
Unlock Deck
k this deck
9
A postulate is

A) a set of four statements that confirm that evolution will occur.
B) a statement accepted as true for the purposes of logical argument.
C) a hypothesis.
D) an idea that has been proven through scientific investigation.
E) an educated guess.
Unlock Deck
Unlock for access to all 97 flashcards in this deck.
Unlock Deck
k this deck
10
Plato's view of species

A) did not allow for evolutionary change.
B) recognized that each individual in a species is unique.
C) was similar to the modern concept of evolution.
D) allowed for limited evolution within species.
E) included species that do not actually exist.
Unlock Deck
Unlock for access to all 97 flashcards in this deck.
Unlock Deck
k this deck
11
The concept that Earth's present landscape is due to gradual geological processes was proposed by

A) Lyell.
B) Buffon.
C) Aristotle.
D) Lamarck.
E) Malthus.
Unlock Deck
Unlock for access to all 97 flashcards in this deck.
Unlock Deck
k this deck
12
Which of the following is NOT one of Darwin's postulates?

A) In each generation, some individuals reproduce and others don't.
B) Through natural selection, individuals with useful traits survive longest and leave the most offspring
C) Some of the differences seen in a population result from characteristics passed from parent to offspring.
D) There is variation among members of a population.
E) Luck is an important factor in determining the fate of individuals.
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Unlock Deck
k this deck
13
Which scientist devised the theory of uniformitarianism to account for Earth's old age?

A) Plato
B) Lamarck
C) Darwin
D) Lyell
E) Cuvier
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k this deck
14
Which of these statements best illustrates the theory of catastrophism?

A) There are no humans in early fossil records because they had not been created yet.
B) Only extinct species appear in the fossil record.
C) Species become extinct due to natural disasters, such as floods and volcanic eruptions.
D) Only plant species have become extinct.
E) The fossil record is incomplete.
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15
Whose philosophy was based on the "ideal form"?

A) Cuvier
B) Lamarck
C) Darwin and Wallace
D) Plato
E) Darwin
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k this deck
16
Modern geologists estimate that the age of Earth is about

A) 4.5 trillion years.
B) 4,500 years.
C) 450,000 years.
D) 4.5 million years.
E) 4.5 billion years.
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Unlock for access to all 97 flashcards in this deck.
Unlock Deck
k this deck
17
Who suggested that giraffes developed their long necks over time by stretching?

A) Plato
B) Wallace
C) Darwin
D) Lamarck
E) Cuvier
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Unlock Deck
k this deck
18
Fossils include rocks and sediments that

A) bear the impressions or shapes of preserved organisms.
B) have been shaped by wind and water to resemble lifelike forms.
C) have been shaped by people to resemble plants or animals.
D) all of the above.
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Unlock for access to all 97 flashcards in this deck.
Unlock Deck
k this deck
19
Which organism is LEAST likely to survive to reproduce?

A) A seahorse that mimics the weeds in which it lives
B) A dark- furred rodent that comes out only at night
C) A flower that produces a scent that attracts bees
D) A shrub that produces a toxin in its flower buds that repels deer from eating it
E) A plant that has a sweet flavor before it flowers
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Unlock for access to all 97 flashcards in this deck.
Unlock Deck
k this deck
20
Who proposed the geological theory of catastrophism?

A) Plato
B) Darwin and Wallace
C) Lamarck
D) Darwin
E) Cuvier
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Unlock Deck
k this deck
21
Natural selection can act on a certain trait only if the trait is

A) heritable.
B) favorable.
C) morphological.
D) behavioral.
E) new.
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Unlock Deck
k this deck
22
Which of the following are vestigial structures?

A) Fish fins
B) Hoofs of horses
C) Wings of bats
D) Pelvic bones of whales
E) Vertebral columns in snakes
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Unlock Deck
k this deck
23
The human upper arm bone (the humerus) is structurally similar to the upper wing bone of a bat. The structural similarity is an example of

A) analogous structures.
B) mutation.
C) vestigial structures.
D) homologous structures.
E) adaptation.
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Unlock for access to all 97 flashcards in this deck.
Unlock Deck
k this deck
24
An emu is a flightless bird that still has wings. These wings are an example of

A) mutation.
B) adaptation.
C) homologous structures.
D) analogous structures.
E) vestigial structures.
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Unlock for access to all 97 flashcards in this deck.
Unlock Deck
k this deck
25
Some animal species found in caves have tiny, nonfunctional eyes. These are best described as

A) mutations.
B) vestigial structures.
C) analogous structures.
D) homologous structures.
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Unlock for access to all 97 flashcards in this deck.
Unlock Deck
k this deck
26
Which of the four postulates of Darwin's theory of evolution was not well established when On the Origin of Species was first published but is overwhelmingly supported today?

A) Some individuals in a population survive and reproduce better than do other individuals.
B) Individuals in a population differ physically from one another in many ways.
C) Individuals with advantageous traits survive longest and have the most offspring.
D) Some differences among individuals in a population are due to genetics and are heritable.
Unlock Deck
Unlock for access to all 97 flashcards in this deck.
Unlock Deck
k this deck
27
Where are the Galápagos Islands?

A) Off the west coast of North America
B) Near the center of the south Atlantic Ocean
C) Off the northwest coast of South America
D) Off the west coast of Australia
E) Near Southeast Asia
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Unlock for access to all 97 flashcards in this deck.
Unlock Deck
k this deck
28
No one is certain what the function of the human appendix is. But, one thing we do know is that we can live without it, without noticeable consequences. Therefore, the human appendix is an example of a(n)

A) vestigial structure.
B) analogous structure.
C) homologous structure.
D) mutation.
E) adaptation.
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Unlock for access to all 97 flashcards in this deck.
Unlock Deck
k this deck
29
Natural selection is best described as

A) causing the death of a significant proportion of the population.
B) increasing the perfection of a species.
C) driving the species toward an eventual endpoint in which the species possesses the best possible adaptations for that particular environment.
D) working on the existing variation of traits to favor those better suited to the organism's environment.
E) the ability to generate new traits that better suit the species.
Unlock Deck
Unlock for access to all 97 flashcards in this deck.
Unlock Deck
k this deck
30
Which trait provides a survival advantage?

A) A shrub that loses the ability to make seeds
B) A tree that grows shorter than the surrounding trees
C) A brightly colored fish that attracts predators
D) A horse that lacks the ability to digest either grains or grass
E) A flower that attracts more bees
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Unlock for access to all 97 flashcards in this deck.
Unlock Deck
k this deck
31
Which of the following statements about mutations is TRUE?

A) Mutations occur at random and are by chance.
B) Mutations almost always leave the organism worse off than before.
C) Mutations are caused by natural selection.
D) Mutations have no effect on the survival and reproduction of an organism.
E) Mutations are almost always better for the organism.
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32
Darwin was influenced by Thomas Malthus's writings on

A) natural selection.
B) genetics.
C) evolution.
D) population growth.
E) uniformitarianism.
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33
The theory of natural selection states that

A) the most well- adapted individuals in their environments survive and reproduce, contributing the most genes to the next generation.
B) only the largest and strongest individuals survive.
C) individuals that mutate in response to changes in their environment will contribute the most genes to the next generation.
D) random assortment of genes results in better physical characteristics in the following generations.
E) all individuals live to reproduce in each generation.
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34
Inheritable mutations in the genes of an individual arise due to

A) other species in the environment.
B) artificial selection.
C) environmental change.
D) vigorous exercise or effort.
E) random chance.
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35
Boa constrictors have tiny pelvic girdles and leg bones inside their bodies. Because these structures are nonfunctional "evolutionary baggage," they are called

A) vestigial.
B) convergent.
C) maladaptive.
D) homologous.
E) analogous.
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36
Which English economist predicted that the rapid growth of human populations would soon exceed Earth's capacity to support it?

A) Wallace
B) Mendel
C) Lyell
D) Hutton
E) Malthus
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37
Sea squirts and lampreys, which are closely related aquatic animals, have a perforated pharynx, a ventral heart, and a notochord at some stage of development. These similarities are best explained by

A) artificial selection.
B) a common ancestry.
C) inheritance of acquired characteristics.
D) the "Ladder of Nature."
E) uniformitarianism.
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38
Darwin realized that most species produce many more offspring than is necessary to maintain a constant population. The "excess" individuals in a population

A) die before they can reproduce.
B) mutate and are able to adapt to new environments.
C) evolve to become new species.
D) migrate to another location.
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39
Some of Darwin's most important discoveries were based on studies of birds and tortoises that he observed in

A) the Galápagos Islands.
B) Jamaica.
C) Tahiti.
D) Ecuador.
E) the Bahamas.
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40
Humans still have body hair even though it is greatly reduced and serves little function. The hair is a(n)

A) mutation.
B) adaptation.
C) vestigial structure.
D) homologous structure.
E) analogous structure.
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41
Dolphins (which are mammals) and sharks (which are fish) have stiff dorsal fins projecting from their backs that help them maneuver through water. These relationships of structures to each other are best described as

A) mutations.
B) analogous structures.
C) vestigial structures.
D) homologous structures.
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42
The fact that whales have pelvic and leg bones leads to the conclusion that

A) they probably evolved from fish.
B) ancestral whales had legs.
C) whales did not evolve by natural selection.
D) whales should have functional legs.
E) having a pelvis is advantageous.
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43
The amino acid sequences of human and bonobo hemoglobin are almost identical, yet they differ considerably from the sequence of the hemoglobin of wolves. This fact indicates that

A) bonobos are more closely related to humans than to wolves.
B) wolves and bonobos are closely related.
C) humans are more closely related to wolves than to bonobos.
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44
Convergent evolution occurs when

A) analogous structures evolve to be homologous.
B) unrelated organisms develop analogous structures.
C) two or more populations merge into one.
D) two or more different species evolve to become one species.
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45
Most commercial pesticides are effective for only 2 or 3 years because

A) the chemicals mutate and become ineffective.
B) those pests born with mutations that provide immunity will survive and reproduce.
C) the pests learn to hide when the chemicals are being applied.
D) the chemicals induce mutations that provide immunity.
E) new pests invade the area.
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46
"Cole" refers to any of various plants belonging to the Cruciferae or mustard family, which include broccoli, cabbage, collard greens, and other familiar vegetables. The controlled breeding of cole crops to produce certain physical traits in those organisms is called

A) natural selection.
B) agricultural selection.
C) artificial selection.
D) physical selection.
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47
Which of the following supports the idea that all organisms share a common ancestry?

A) All cells use the same collection of lipids.
B) All cells use DNA as a cellular energy carrier.
C) All cells use ATP as the template for protein synthesis.
D) All cells have a similar biochemistry, including amino acids, nucleic acids, and ATP.
E) All cells use amino acids as a carrier of genetic information.
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48
A farmer noticed that two of her cotton plants produce cotton with a slight greenish hue. By repeatedly crossing the greenish plants, she has produced a variety of deep- green cotton without the use of any dyes. This is an example of

A) convergent evolution.
B) natural selection.
C) artificial mutation.
D) artificial selection.
E) inheritance of acquired characteristics.
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49
Imagine that a biologist develops a strain of corn with a lower fat content by choosing low- fat variants and crossbreeding them over several generations. This is an example of

A) convergent evolution.
B) natural selection.
C) artificial selection.
D) artificial mutation.
E) inheritance of acquired characteristics.
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50
The amino acid sequences of human and chimpanzee hemoglobin are almost identical, yet they differ considerably from the sequence of the hemoglobin of dogs. This fact

A) opposes the theory of evolution.
B) supports the theory of evolution.
C) neither supports nor opposes the theory of evolution.
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51
Of all the possible amino acids, all living organisms make use of only the same 20 amino acids. This supports the idea that

A) only a limited number of DNA mutations are possible.
B) bacteria, animals, and plants developed independently.
C) natural selection drives evolution.
D) all living things are derived from a single common ancestor.
E) only 20 amino acids exist on Earth.
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52
A farmer produces a variety of apple with deep pink flesh by selectively crossbreeding apples with pinkish hues. This is an example of

A) convergent evolution.
B) natural selection.
C) artificial mutation.
D) artificial selection.
E) inheritance of acquired characteristics.
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53
Which of the following is an example of artificial selection?

A) The many different species of Oak trees found in the forest.
B) Cheetahs that can outrun their prey
C) The many different breeds of domestic cats
D) Green tree frogs that blend perfectly into their leafy surroundings
E) All of the above
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54
Daisies and daffodils, have flowers that serve as organs of reproduction, leaves that serve as organs of photosynthesis, and xylem and phloem that move water and food throughout the plant. These similarities are best explained by

A) inheritance of acquired characteristics.
B) uniformitarianism.
C) a common ancestry.
D) the "Ladder of Nature."
E) artificial selection.
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55
Charles Darwin believed that artificial selection was

A) similar in many ways to natural selection.
B) a process completely identical to natural selection.
C) a common phenomenon in nature.
D) impossible.
E) unimportant.
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56
Strong evidence for the common ancestry of all vertebrates is

A) they all evolved from fish.
B) the similarity of their embryological stages.
C) they all possess DNA.
D) they all have legs.
E) their means of reproduction.
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57
The controlled breeding of domestic plants and animals by humans to produce certain physical traits in those organisms is called

A) physical selection.
B) agricultural selection.
C) artificial selection.
D) natural selection.
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58
Observations of a wide variety of vertebrate embryos suggest that

A) fish are unrelated to other vertebrates because they are the only vertebrates that develop gills.
B) all vertebrate species have similar genes for development.
C) fish, turtles, and mice are more closely related to one another than to either chickens or humans because they have substantial tails.
D) chickens and humans are closely related because they lack substantial tails.
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59
The many different breeds of domestic dog were produced by

A) artificial mutation.
B) artificial selection.
C) natural selection.
D) physical selection.
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60
When unrelated organisms living under similar environmental demands evolve superficially similar structures, it is called

A) comparative anatomy.
B) convergent evolution.
C) coevolution.
D) superficial selection.
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61
Insects and bats both have wings. This proves they evolved from a common ancestor.
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62
Early in embryonic development, all vertebrate embryos have some similarities in their appearance.
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63
Dandelions in a lawn that is mowed have short flower stalks, whereas those in a field have tall flower stocks. This illustrates

A) convergent evolution.
B) natural selection.
C) artificial mutation.
D) artificial selection.
E) inheritance of acquired characteristics.
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64
In theory, individuals with advantageous traits are more likely to reproduce.
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65
Mammalian appendages with similar bone structures can be used for flying, swimming, running, or grasping. These are examples of structures.
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66
Darwin and both developed and proposed the theory of evolution by natural selection.
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67
If a woman learns to speak many languages, her children will inherit fluency in many languages.
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68
There were biologists before Darwin who proposed mechanisms for evolution.
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69
Which of the following would you predict would evolve in guppies that are taken from streams in Trinidad with predators and put into streams lacking predators?

A) Male guppies will become more colorful.
B) Male guppies will not change in coloration.
C) Guppies would evolve to have females avoid more colorful males.
D) Male guppies will become less colorful.
E) Guppies would evolve to have females prefer less colorful males.
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70
Coprolites (animal dung), bones, and impressions of body parts in rocks are called _ .
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71
Darwin's theory of evolution was based on his observations during his voyage to Asia.
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72
Variations in a population are produced by .
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73
Evidence that supports the theory of evolution is found in the studies of

A) fossils.
B) artificial selection.
C) biochemistry.
D) embryos.
E) embryos, biochemistry, fossils, and artificial selection.
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74
The theory that earthquakes, floods, and other natural disasters cause extinctions of some species while leaving others unharmed is .
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75
Based on the way natural selection works, what is the best way to make use of antibacterial soap?

A) Never use it because bacteria will evolve to become resistant to it.
B) Always use it because it is unlikely that bacteria will evolve to become resistant to it.
C) Always use it because most bacteria will cause illness.
D) Never use it because all bacteria are harmless.
E) Use it only when you need to be free of bacterial contamination, so bacteria will be less likely to evolve resistance to it.
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76
In any evolving population of organisms, individual variations exist.
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77
Through artificial selection, it is possible to select for characteristics that may not be advantageous to the organism in a natural environment.
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78
In most geological formations, younger rocks are layered over older rocks.
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79
Anolis lizards can be informally subdivided into long- legged forms (which move by jumping from tree to tree) and short- legged forms (which mostly crawl from one area to another). Both forms are usually found in any population. A group of Anolis lizards with long legs are transplanted from an island with many large trees to an island with many small plants and no trees. In future generations, the transplanted lizard population is most likely to

A) evolve even longer legs.
B) evolve shorter legs adapted for the smaller plants.
C) undergo no evolutionary change.
D) evolve to be able to maneuver less efficiently.
E) evolve to be able to run away from predators more quickly.
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80
Pelvic bones in snakes and whales are _ structures.
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