Question 1

DNA analysis reveals that two species of birds appear to have evolved from a common ancestor. These two species belong to the same

Accepted Answer

A)  gene pool. 
B)  species. 
C)  nest group. 
D)  breeding group. 
E)  clade. 
A)  gene pool. 
B)  species. 
C)  nest group. 
D)  breeding group. 
E)  clade. E

Question 2

Systematics reassigns phylogenetic placement based on

Accepted Answer

A)  reproduction. 
B)  new information about genetic relationships. 
C)  seed formation. 
D)  physical features. 
E)  behaviors. 
A)  reproduction. 
B)  new information about genetic relationships. 
C)  seed formation. 
D)  physical features. 
E)  behaviors. B

Question 3

Which of the following groups is composed of eukaryotic organisms?

Accepted Answer

A)  Monera 
B)  Archaea 
C)  Fungi 
D)  Bacteria 
A)  Monera 
B)  Archaea 
C)  Fungi 
D)  Bacteria C

Question 4

Historically, most classification has been based on___________ similarity.

Accepted Answer

The answer of Historically, most classification has been based on___________...

Question 5

The most powerful way to infer evolutionary relationships relies on which type of evidence?

Accepted Answer

A)  Comparative anatomy 
B)  Comparison of DNA base sequences 
C)  Behavioral similarities 
D)  The ability to mate and produce fertile offspring 
A)  Comparative anatomy 
B)  Comparison of DNA base sequences 
C)  Behavioral similarities 
D)  The ability to mate and produce fertile offspring

Question 6

List the following taxonomic categories from the most specific to the most general: genus, domain, family, phylum, order.

Accepted Answer

genus → fa

Question 7

Dogs, wolves, foxes, and coyotes are genetically similar and form a group called a___________.

Accepted Answer

The answer of Dogs, wolves, foxes, and coyotes are genetically...

Question 8

HIV appears to have developed from a(n)___________ .

Accepted Answer

The answer of HIV appears to have developed from a(n)___________...

Question 9

The virus most closely related to HIV infects monkeys.

Accepted Answer

A) True 
 B)False

Question 10

Canis latrans, Canis lupus, and Canis familiaris are all members of the same

Accepted Answer

A)  race. 
B)  species. 
C)  genus. 
D)  family. 
E)  subspecies. 
A)  race. 
B)  species. 
C)  genus. 
D)  family. 
E)  subspecies.

Question 11

-Based on the eukaryotic tree, deuterostomes are most closely related to

Accepted Answer

A)  porifera. 
B)  diplomonads. 
C)  angiosperms. 
D)  pteridophyta. 
E)  protostomes. 
A)  porifera. 
B)  diplomonads. 
C)  angiosperms. 
D)  pteridophyta. 
E)  protostomes.

Question 12

___________groups contain only some of the descendants of a common ancestor.

Accepted Answer

The answer of ___________groups contain only some of the descendants...

Question 13

If genetic studies reveal that a population has genetic sequences in common with two closely related species but has no unique sequences of its own, then

Accepted Answer

A)  all three should be assigned to the same species. 
B)  all three should be considered subspecies within the same species. 
C)  it should be considered a hybrid of the two species. 
D)  it should be assigned separate species status. 
E)  it should be assigned to the species with which it shares more sequences. 
A)  all three should be assigned to the same species. 
B)  all three should be considered subspecies within the same species. 
C)  it should be considered a hybrid of the two species. 
D)  it should be assigned separate species status. 
E)  it should be assigned to the species with which it shares more sequences.

Question 14

What should biologists do when two similar organisms that were originally thought to be separate species are found to interbreed freely and produce normal offspring whenever they live in the same habitat?

Accepted Answer

A)  Develop a new name for the hybrids. 
B)  Separate the two groups until they become dissimilar enough to prevent interbreeding. 
C)  Consider both types to be a single species. 
D)  Retain the two speciesʹ names if the organisms have very different appearances. 
A)  Develop a new name for the hybrids. 
B)  Separate the two groups until they become dissimilar enough to prevent interbreeding. 
C)  Consider both types to be a single species. 
D)  Retain the two speciesʹ names if the organisms have very different appearances.

Question 15

Eukaryotes that are not plants, animals, or fungi are classified as___________ .

Accepted Answer

The answer of Eukaryotes that are not plants, animals, or...

Question 16

In the scientific name of humans, Homo sapiens, the term Homo is the

Accepted Answer

A)  species. 
B)  family. 
C)  class. 
D)  order. 
E)  genus. 
A)  species. 
B)  family. 
C)  class. 
D)  order. 
E)  genus.

Question 17

Which of the following is prokaryotic?

Accepted Answer

A)  Archaea 
B)  Plantae 
C)  humans 
D)  Animalia 
E)  Fungi 
A)  Archaea 
B)  Plantae 
C)  humans 
D)  Animalia 
E)  Fungi

Question 18

Monophyletic groups contain all the species that evolved from a common ancestor.

Accepted Answer

A) True 
 B)False

Question 19

Comparing the chromosomes of chimpanzees and humans has revealed that the two species

Accepted Answer

A)  should be classified in the same genus. 
B)  are closely related. 
C)  are only distantly related. 
D)  should not be classified in the same family. 
E)  should be classified in the same species. 
A)  should be classified in the same genus. 
B)  are closely related. 
C)  are only distantly related. 
D)  should not be classified in the same family. 
E)  should be classified in the same species.

Question 20

-Based on the evolutionary tree, which organism?s species split earliest from other members of the clade?

Accepted Answer

A)  Orangutans 
B)  Gorillas 
C)  Common gibbons 
D)  Humans 
E)  Chimps 
A)  Orangutans 
B)  Gorillas 
C)  Common gibbons 
D)  Humans 
E)  Chimps

Exam 19: Systematics: Seeking Order Amid Diversity

DNA analysis reveals that two species of birds appear to have evolved from a common ancestor. These two species belong to the same

Systematics reassigns phylogenetic placement based on

Which of the following groups is composed of eukaryotic organisms?

Historically, most classification has been based on___________ similarity.

The most powerful way to infer evolutionary relationships relies on which type of evidence?

List the following taxonomic categories from the most specific to the most general: genus, domain, family, phylum, order.

Dogs, wolves, foxes, and coyotes are genetically similar and form a group called a___________.

HIV appears to have developed from a(n)___________ .

The virus most closely related to HIV infects monkeys.

Canis latrans, Canis lupus, and Canis familiaris are all members of the same

-Based on the eukaryotic tree, deuterostomes are most closely related to

___________groups contain only some of the descendants of a common ancestor.

If genetic studies reveal that a population has genetic sequences in common with two closely related species but has no unique sequences of its own, then

What should biologists do when two similar organisms that were originally thought to be separate species are found to interbreed freely and produce normal offspring whenever they live in the same habitat?

Eukaryotes that are not plants, animals, or fungi are classified as___________ .

In the scientific name of humans, Homo sapiens, the term Homo is the

Which of the following is prokaryotic?

Monophyletic groups contain all the species that evolved from a common ancestor.

Comparing the chromosomes of chimpanzees and humans has revealed that the two species

-Based on the evolutionary tree, which organism?s species split earliest from other members of the clade?

An Introduction to Life on Earth

Atoms, Molecules, and Life

Biological Molecules

Cell Structure and Function

Cell Membrane Structure and Function

Energy Flow in the Life of a Cell

Capturing Solar Energy: Photosynthesis

Harvesting Energy: Glycolysis and Cellular Respiration

Cellular Reproduction

Meiosis: the Basis of Sexual Reproduction

Patterns of Inheritance

DNA: The Molecule of Heredity

Gene Expression and Regulation

Biotechnology

Principles of Evolution

How Populations Evolve

The Origin of Species

The History of Life

The Diversity of Prokaryotes and Viruses

The Diversity of Protists

The Diversity of Plants

The Diversity of Fungi

Animal Diversity I: Invertebrates

Animal Diversity Ii: Vertebrates

Animal Behavior

Population Growth and Regulation

Community Interactions

Energy Flow and Nutrient Cycling in Ecosystems

Earths Diverse Ecosystems

Conserving Earths Biodiversity

Homeostasis and the Organization of the Animal Body

Circulation

Respiration

Nutrition and Digestion

The Urinary System

Defenses Against Disease

Chemical Control of the Animal Body: the Endocrine System

The Nervous System

The Senses

Action and Support: the Muscles and Skeleton

Animal Reproduction

Animal Development

Plant Anatomy and Nutrient Transport

Plant Reproduction and Development

Plant Responses to the Environment

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