Question 1

Which of the following combinations represent prezygotic mechanisms of isolation?

Accepted Answer

A) hybrid breakdown and temporal isolation 
B) hybrid breakdown and gametic isolation 
C) hybrid sterility and temporal isolation 
D) mechanical and temporal isolation 
A) hybrid breakdown and temporal isolation 
B) hybrid breakdown and gametic isolation 
C) hybrid sterility and temporal isolation 
D) mechanical and temporal isolation

Question 2

Match the appropriate definitions below to the following scientific terms.
-reproductive isolation due to different mating rituals

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 3

Match the appropriate definitions below to the following scientific terms.
-determining different species by observing appearance

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 4

Why do members of the same species primarily look alike according to the biological species concept?

Accepted Answer

A) because they live in the same environment 
B) because they experience gene flow, which mixes their genetic material 
C) because they have a common ancestor 
D) because they have stopped evolving 
A) because they live in the same environment 
B) because they experience gene flow, which mixes their genetic material 
C) because they have a common ancestor 
D) because they have stopped evolving

Question 5

Match the appropriate definitions below to the following scientific terms.
-speciation due to a physical barrier dividing a population into separate areas

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 6

Match the appropriate definitions below to the following scientific terms.
-a "race"

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 7

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

Accepted Answer

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

Question 8

What mechanism seemed to separate the birds of paradise in New Guinea?

Accepted Answer

A) chromosomal differences 
B) different mating rituals 
C) geographic isolation 
D) mechanical differences between species 
A) chromosomal differences 
B) different mating rituals 
C) geographic isolation 
D) mechanical differences between species

Question 9

How did Ernst Mayr, the scientist from the New Guinea study on birds of paradise, know that the natives understood speciation?

Accepted Answer

A) because they have a museum with many catalogued specimens 
B) because they have individual names for many of the species 
C) because they have many biologists in New Guinea that studied the speciation 
D) because they helped to achieve the speciation 
A) because they have a museum with many catalogued specimens 
B) because they have individual names for many of the species 
C) because they have many biologists in New Guinea that studied the speciation 
D) because they helped to achieve the speciation

Question 10

Which of the following is NOT a common polyploid?

Accepted Answer

A) broccoli 
B) coffee 
C) oat 
D) potato 
A) broccoli 
B) coffee 
C) oat 
D) potato

Question 11

An example of a prezygotic isolating mechanism is behavioral isolation.

Accepted Answer

A) True 
 B)False

Question 12

What is formed when a gamete receives the same number of chromosomes as a somatic cell?

Accepted Answer

A) A reduced gamete is formed and allopolyploidy is present. 
B) A reduced gamete is formed and autopolyploidy is present. 
C) An unreduced gamete is formed and allopolyploidy is present. 
D) An unreduced gamete is formed and autopolyploidy is present. 
A) A reduced gamete is formed and allopolyploidy is present. 
B) A reduced gamete is formed and autopolyploidy is present. 
C) An unreduced gamete is formed and allopolyploidy is present. 
D) An unreduced gamete is formed and autopolyploidy is present.

Question 13

Unreduced gametes are those that contain additional chromosome numbers.

Accepted Answer

A) True 
 B)False

Question 14

If the F2 generation illustrates a lack of fitness, what is this an example of?

Accepted Answer

A) behavioral isolation 
B) gametic isolation 
C) hybrid breakdown 
D) hybrid sterility 
A) behavioral isolation 
B) gametic isolation 
C) hybrid breakdown 
D) hybrid sterility

Question 15

Polyploid plants are often unhealthy as compared to other plants.

Accepted Answer

A) True 
 B)False

Question 16

Which ability of individuals within the species does the biological species concept primarily rely on?

Accepted Answer

A) to adapt to the environment 
B) to have greater longevity 
C) to live in a variety of habitats 
D) to produce fertile offspring when mating with one another 
A) to adapt to the environment 
B) to have greater longevity 
C) to live in a variety of habitats 
D) to produce fertile offspring when mating with one another

Question 17

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

Accepted Answer

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

Question 18

Based on the morphological species concept, why would you assume that there are many different species of rat snakes?

Accepted Answer

The rat snake is present in many diverse

Question 19

How would an example of the morphological species concept be achieved?

Accepted Answer

A) by doing a genetic analysis on the two organisms 
B) by looking at the appearance of two organisms 
C) by mating the two organisms to see if viable offspring result 
D) by observing the mating rituals of the two organisms 
A) by doing a genetic analysis on the two organisms 
B) by looking at the appearance of two organisms 
C) by mating the two organisms to see if viable offspring result 
D) by observing the mating rituals of the two organisms

Question 20

Individuals from different subspecies usually interbreed where their geographic distributions meet.

Accepted Answer

A) True 
 B)False

Exam 19: Species and Macroevolution

Which of the following combinations represent prezygotic mechanisms of isolation?

Match the appropriate definitions below to the following scientific terms. -reproductive isolation due to different mating rituals

Match the appropriate definitions below to the following scientific terms. -determining different species by observing appearance

Why do members of the same species primarily look alike according to the biological species concept?

Match the appropriate definitions below to the following scientific terms. -speciation due to a physical barrier dividing a population into separate areas

Match the appropriate definitions below to the following scientific terms. -a "race"

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

What mechanism seemed to separate the birds of paradise in New Guinea?

How did Ernst Mayr, the scientist from the New Guinea study on birds of paradise, know that the natives understood speciation?

Which of the following is NOT a common polyploid?

An example of a prezygotic isolating mechanism is behavioral isolation.

What is formed when a gamete receives the same number of chromosomes as a somatic cell?

Unreduced gametes are those that contain additional chromosome numbers.

If the F2 generation illustrates a lack of fitness, what is this an example of?

Polyploid plants are often unhealthy as compared to other plants.

Which ability of individuals within the species does the biological species concept primarily rely on?

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

Based on the morphological species concept, why would you assume that there are many different species of rat snakes?

How would an example of the morphological species concept be achieved?

Individuals from different subspecies usually interbreed where their geographic distributions meet.

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

Filters

If the F₂ generation illustrates a lack of fitness, what is this an example of?