Question 1

Labelling
Assign the following terms appropriately to the accompanying table by labelling with the appropriate letter.  
-behavioral isolation

Accepted Answer

The answer of Labelling
Assign the following terms appropriately to the...

Question 2

The biological species concept cannot be used to distinguish between species that are extant.

Accepted Answer

A) True 
 B)False

Question 3

Sympatric speciation often occurs in animals through polyploidy.

Accepted Answer

A) True 
 B)False

Question 4

Labelling
Assign the following terms appropriately to the accompanying table by labelling with the appropriate letter.  
-gametic isolation

Accepted Answer

The answer of Labelling
Assign the following terms appropriately to the...

Question 5

When do postzygotic isolating mechanisms occur?

Accepted Answer

A) when the offspring survive to reproductive age 
B) when the offspring have vigorous health 
C) when the offspring inherit the same numbers of chromosomes from each parent 
D) when the offspring inherit different sets of instructions for development from each parent 
A) when the offspring survive to reproductive age 
B) when the offspring have vigorous health 
C) when the offspring inherit the same numbers of chromosomes from each parent 
D) when the offspring inherit different sets of instructions for development from each parent

Question 6

When does a host race develop?

Accepted Answer

A) when an organism's genes for the host plant choice change 
B) when an organism's genes for mating preferences change 
C) when an organism's genes for the host plant choice change and genes for mating preferences change 
D) when an organism's genes for mating preferences change and geographical barriers exist 
A) when an organism's genes for the host plant choice change 
B) when an organism's genes for mating preferences change 
C) when an organism's genes for the host plant choice change and genes for mating preferences change 
D) when an organism's genes for mating preferences change and geographical barriers exist

Question 7

Match the appropriate definitions below to the following scientific terms.
-determining different species by checking to see if fertile offspring are produced

Accepted Answer

A) allopolyploidy 
B) allopatric speciation 
C) autopolyploidy 
D) behavioral isolation 
E) biological species concept
F)hybrid breakdown
G)mechanical isolation
H)morphological species concept
I)parapatric speciation
J)polyploidy
K)subspecies
L)sympatric speciation
M)temporal isolation 
A) allopolyploidy 
B) allopatric speciation 
C) autopolyploidy 
D) behavioral isolation 
E) biological species concept
F)hybrid breakdown
G)mechanical isolation
H)morphological species concept
I)parapatric speciation
J)polyploidy
K)subspecies
L)sympatric speciation
M)temporal isolation

Question 8

What is a mule an example of?

Accepted Answer

A) hybrid breakdown 
B) hybrid inviability 
C) hybrid sterility 
D) mechanical isolation 
A) hybrid breakdown 
B) hybrid inviability 
C) hybrid sterility 
D) mechanical isolation

Question 9

Which of the following would be an example of mechanical isolation?

Accepted Answer

A) two organisms that are pollinated by different insects 
B) two organisms that have different habitats 
C) two organisms that have incompatible gametes 
D) two organisms that have different mating rituals 
A) two organisms that are pollinated by different insects 
B) two organisms that have different habitats 
C) two organisms that have incompatible gametes 
D) two organisms that have different mating rituals

Question 10

Match the appropriate definitions below to the following scientific terms.
-an individual with extra copies of the haploid complement of chromosomes

Accepted Answer

A) allopolyploidy 
B) allopatric speciation 
C) autopolyploidy 
D) behavioral isolation 
E) biological species concept
F)hybrid breakdown
G)mechanical isolation
H)morphological species concept
I)parapatric speciation
J)polyploidy
K)subspecies
L)sympatric speciation
M)temporal isolation 
A) allopolyploidy 
B) allopatric speciation 
C) autopolyploidy 
D) behavioral isolation 
E) biological species concept
F)hybrid breakdown
G)mechanical isolation
H)morphological species concept
I)parapatric speciation
J)polyploidy
K)subspecies
L)sympatric speciation
M)temporal isolation

Question 11

What is a ring species?

Accepted Answer

A) It is one where a clinal variation occurs. 
B) It is one where all of the various populations can successfully mate in nature. 
C) It is one where an area's climate interferes with speciation. 
D) It is one where only intermediary populations can mate successfully. 
A) It is one where a clinal variation occurs. 
B) It is one where all of the various populations can successfully mate in nature. 
C) It is one where an area's climate interferes with speciation. 
D) It is one where only intermediary populations can mate successfully.

Question 12

Which of the following is NOT an example of a prezygotic isolating mechanism?

Accepted Answer

A) An iris blooms at a different time of the year than a daffodil. 
B) A peacock puts on a different mating display than a sparrow. 
C) A snail with a shell coiling in one direction cannot mate with a snail whose shell curls the other way. 
D) A zebroid is sterile, and a zebra is not. 
A) An iris blooms at a different time of the year than a daffodil. 
B) A peacock puts on a different mating display than a sparrow. 
C) A snail with a shell coiling in one direction cannot mate with a snail whose shell curls the other way. 
D) A zebroid is sterile, and a zebra is not.

Question 13

What conclusions can be drawn from the studies on bent grass in a copper-polluted field and the neighbouring population in an unpolluted field?

Accepted Answer

A) Flowers in the polluted field will not survive. 
B) The one population now requires copper to survive. 
C) They have different flowering schedules, so isolation may be developing. 
D) They have different types of gametes, so isolation has taken place. 
A) Flowers in the polluted field will not survive. 
B) The one population now requires copper to survive. 
C) They have different flowering schedules, so isolation may be developing. 
D) They have different types of gametes, so isolation has taken place.

Question 14

Match the appropriate definitions below to the following scientific terms.
-reproductive isolation due to mating at different times of the year

Accepted Answer

A) allopolyploidy 
B) allopatric speciation 
C) autopolyploidy 
D) behavioral isolation 
E) biological species concept
F)hybrid breakdown
G)mechanical isolation
H)morphological species concept
I)parapatric speciation
J)polyploidy
K)subspecies
L)sympatric speciation
M)temporal isolation 
A) allopolyploidy 
B) allopatric speciation 
C) autopolyploidy 
D) behavioral isolation 
E) biological species concept
F)hybrid breakdown
G)mechanical isolation
H)morphological species concept
I)parapatric speciation
J)polyploidy
K)subspecies
L)sympatric speciation
M)temporal isolation

Question 15

How many mutations need to occur in snails in order for the direction of coiling to reverse and affect mating?

Accepted Answer

A) one to encourage mating 
B) one to prohibit mating 
C) two to encourage mating 
D) two to prohibit mating 
A) one to encourage mating 
B) one to prohibit mating 
C) two to encourage mating 
D) two to prohibit mating

Question 16

Based on the research on monkey-flower speciation, what is the fewest number of genes that needs to mutate in order for speciation to occur?

Accepted Answer

A) 2 
B) 4 
C) 8 
D) 16 
A) 2 
B) 4 
C) 8 
D) 16

Question 17

What does a smooth pattern of variation along a geographical gradient refer to?

Accepted Answer

A) a ring species 
B) a hybrid zone 
C) a morphological species 
D) a cline 
A) a ring species 
B) a hybrid zone 
C) a morphological species 
D) a cline

Question 18

What is the definition of a species cluster?

Accepted Answer

A) a group of closely related species with a common ancestor 
B) a group of species that developed host races 
C) a group of species that exhibit polyploidy 
D) a group of totally unrelated species living in a common habitat 
A) a group of closely related species with a common ancestor 
B) a group of species that developed host races 
C) a group of species that exhibit polyploidy 
D) a group of totally unrelated species living in a common habitat

Question 19

Match the appropriate definitions below to the following scientific terms.
-poor fitness in the second generation of mating

Accepted Answer

A) allopolyploidy 
B) allopatric speciation 
C) autopolyploidy 
D) behavioral isolation 
E) biological species concept
F)hybrid breakdown
G)mechanical isolation
H)morphological species concept
I)parapatric speciation
J)polyploidy
K)subspecies
L)sympatric speciation
M)temporal isolation 
A) allopolyploidy 
B) allopatric speciation 
C) autopolyploidy 
D) behavioral isolation 
E) biological species concept
F)hybrid breakdown
G)mechanical isolation
H)morphological species concept
I)parapatric speciation
J)polyploidy
K)subspecies
L)sympatric speciation
M)temporal isolation

Question 20

What is an allopolyploid?

Accepted Answer

A) a polyploid that arose from a hybrid individual 
B) an allopatrically arising species 
C) a polyploid arising from a single diploid individual 
D) any sympatrically arising species 
A) a polyploid that arose from a hybrid individual 
B) an allopatrically arising species 
C) a polyploid arising from a single diploid individual 
D) any sympatrically arising species

Exam 19: Species and Macroevolution

Labelling Assign the following terms appropriately to the accompanying table by labelling with the appropriate letter. -behavioral isolation

The biological species concept cannot be used to distinguish between species that are extant.

Sympatric speciation often occurs in animals through polyploidy.

Labelling Assign the following terms appropriately to the accompanying table by labelling with the appropriate letter. -gametic isolation

When do postzygotic isolating mechanisms occur?

When does a host race develop?

Match the appropriate definitions below to the following scientific terms. -determining different species by checking to see if fertile offspring are produced

What is a mule an example of?

Which of the following would be an example of mechanical isolation?

Match the appropriate definitions below to the following scientific terms. -an individual with extra copies of the haploid complement of chromosomes

What is a ring species?

Which of the following is NOT an example of a prezygotic isolating mechanism?

What conclusions can be drawn from the studies on bent grass in a copper-polluted field and the neighbouring population in an unpolluted field?

Match the appropriate definitions below to the following scientific terms. -reproductive isolation due to mating at different times of the year

How many mutations need to occur in snails in order for the direction of coiling to reverse and affect mating?

Based on the research on monkey-flower speciation, what is the fewest number of genes that needs to mutate in order for speciation to occur?

What does a smooth pattern of variation along a geographical gradient refer to?

What is the definition of a species cluster?

Match the appropriate definitions below to the following scientific terms. -poor fitness in the second generation of mating

What is an allopolyploid?

Light and Life

The Cell: an Overview

Defining Life and Its Origins

Energy and Enzymes

Cell Membranes and Signalling

Cellular Respiration

Photosynthesis

Cell Cycles

Genetic Recombination

Mendel, Genes, and Inheritance

Genes, Chromosomes, and Human Genetics

Dna Structure, Replication, and Organization

Gene Structure and Expression

Control of Gene Expression

Dna Technologies

Genomes and Proteomes

Evolution: the Development of the Theory

Microevolution: Changes Within Populations

Understanding the History of Life on Earth

Humans and Evolution

Bacteria and Archaea

Viruses, Viroids, and Prions: Infectious Biological Particles

Protists

Fungi

Plants

Diversity of Animals 1: Sponges, Radiata, Platyhelminthes, and Protostomes

Diversity of Animals 2: Deuterostomes: Vertebrates and Their Closest Relatives

Population Ecology

Population Interactions and Community Ecology

Ecosystems

Conservation of Biodiversity

Putting Selection to Work

Organization of the Plant Body

Transport in Plants

Reproduction and Development in Flowering Plants

Plant Nutrition

Plant Signals and Responses to the Environment

Introduction to Animal Organization and Physiology

Transport in Animals: the Circulatory System

Reproduction in Animals

Animal Development

Control of Animal Processes: Neural Control

Control of Animal Processes: Neural Control

Control of Animal Processes: Neural Integration

Muscles, Skeletons, and Body Movements

Animal Behaviour

Animal Nutrition

Gas Exchange: the Respiratory System

Regulating the Internal Environment

Defences Against Disease

Conservation and Evolutionary Physiology

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