Question 1

Natural selection works on the __________ of an individual organism.

Accepted Answer

A)  phenotype 
B)  genotype 
C)  chromosomes 
D)  alleles 
A)  phenotype 
B)  genotype 
C)  chromosomes 
D)  alleles

Question 2

The difference in size, shape, or color between the sexes within a species is referred to as __________.

Accepted Answer

A)  sexual selection 
B)  genetic bottleneck 
C)  reproductive variance 
D)  sexual dimorphism 
A)  sexual selection 
B)  genetic bottleneck 
C)  reproductive variance 
D)  sexual dimorphism

Question 3

Which of the following best defines the idea of group selection?

Accepted Answer

A)  organisms never act altruistically 
B)  natural selection can sometimes occur for the good of a whole group of animals 
C)  animals never act selfishly 
D)  all of these 
A)  organisms never act altruistically 
B)  natural selection can sometimes occur for the good of a whole group of animals 
C)  animals never act selfishly 
D)  all of these

Question 4

Outline the biological species concept and contrast it with one other species concept. What are the difficulties raised by applying multiple species concepts?

Accepted Answer

The biological species concept defines a

Question 5

Which of the following is related to Mayr's Biological Species Concept?

Accepted Answer

A)  natural populations 
B)  reproductive isolation 
C)  potentially interbreeding populations 
D)  all of these 
A)  natural populations 
B)  reproductive isolation 
C)  potentially interbreeding populations 
D)  all of these

Question 6

When populations migrate, their genes are experiencing __________.

Accepted Answer

A)  genetic drift 
B)  gene flow 
C)  founder effect 
D)  differential mortality 
A)  genetic drift 
B)  gene flow 
C)  founder effect 
D)  differential mortality

Question 7

Linnaeus classified species based on evolutionary relationships.

Accepted Answer

A) True 
 B)False

Question 8

From an evolutionary perspective, which approach to taxonomy is least useful?

Accepted Answer

A)  phenetics 
B)  cladistics 
C)  phylogeny 
D)  systematics 
A)  phenetics 
B)  cladistics 
C)  phylogeny 
D)  systematics

Question 9

Which of the following is best defined as the differential reproductive success among members of the same species?

Accepted Answer

A)  sexual selection 
B)  genetic bottleneck 
C)  founder effect 
D)  sexual dimorphism 
A)  sexual selection 
B)  genetic bottleneck 
C)  founder effect 
D)  sexual dimorphism

Question 10

Recent genetic studies of gorillas have revealed

Accepted Answer

A)  a surprising amount of genetic diversity 
B)  that gorillas and chimps are almost genetically identical 
C)  that gorilla phenotypes vary more widely than previously known 
D)  all of these 
A)  a surprising amount of genetic diversity 
B)  that gorillas and chimps are almost genetically identical 
C)  that gorilla phenotypes vary more widely than previously known 
D)  all of these

Question 11

The a population, the greater the potential effect of genetic drift on gene frequencies.

Accepted Answer

A)  larger 
B)  more diverse 
C)  more migratory 
D)  smaller 
A)  larger 
B)  more diverse 
C)  more migratory 
D)  smaller

Question 12

Hamilton's rule presents the main difference between group selection and inclusive fitness.

Accepted Answer

A) True 
 B)False

Question 13

Gene flow cannot counter the deleterious effects of inbreeding.

Accepted Answer

A) True 
 B)False

Question 14

Which of the following represents a pre-mating isolation mechanism?

Accepted Answer

A)  zygote invariability 
B)  sperm-egg incompatibility 
C)  offspring sterility 
D)  mechanical incompatibility 
A)  zygote invariability 
B)  sperm-egg incompatibility 
C)  offspring sterility 
D)  mechanical incompatibility

Question 15

Discuss three different species concepts. What do they hold in common? How do they differ?

Accepted Answer

The three different species concepts are

Question 16

Which of the following best defines the concept of ancestral characters?

Accepted Answer

A)  traits shared between species due to a shared evolutionary history 
B)  analogous traits shared by unrelated species 
C)  traits shared due to convergent evolution 
D)  features that a species possesses that distinguish them from all related species 
A)  traits shared between species due to a shared evolutionary history 
B)  analogous traits shared by unrelated species 
C)  traits shared due to convergent evolution 
D)  features that a species possesses that distinguish them from all related species

Question 17

Which of the following best defines the concept of analogous traits?

Accepted Answer

A)  traits shared between species due to a shared evolutionary history 
B)  traits shared between members of the same species 
C)  traits shared due to convergent evolution 
D)  features that a species possesses that distinguish them from all related species. 
A)  traits shared between species due to a shared evolutionary history 
B)  traits shared between members of the same species 
C)  traits shared due to convergent evolution 
D)  features that a species possesses that distinguish them from all related species.

Question 18

Explain the relationship between phenotype, genotype, and natural selection. Be sure to include the terms gene frequency, directional selection, and stabilizing selection.

Accepted Answer

Phenotype refers to the physical charact

Question 19

Citing the example of the HMS Bounty and EVC syndrome among the Amish, explain the mechanisms of gene flow and genetic drift, and the founder effect.

Accepted Answer

Gene flow refers to the transfer of gene

Question 20

The Hardy-Weinberg formula can be used to __________.

Accepted Answer

A)  model gene distribution 
B)  calculate approximate allele frequencies 
C)  reveal the presence of an evolutionary force at work in a population 
D)  all of these 
A)  model gene distribution 
B)  calculate approximate allele frequencies 
C)  reveal the presence of an evolutionary force at work in a population 
D)  all of these

Natural selection works on the __________ of an individual organism.

The difference in size, shape, or color between the sexes within a species is referred to as __________.

Which of the following best defines the idea of group selection?

Outline the biological species concept and contrast it with one other species concept. What are the difficulties raised by applying multiple species concepts?

Which of the following is related to Mayr's Biological Species Concept?

When populations migrate, their genes are experiencing __________.

Linnaeus classified species based on evolutionary relationships.

From an evolutionary perspective, which approach to taxonomy is least useful?

Which of the following is best defined as the differential reproductive success among members of the same species?

Recent genetic studies of gorillas have revealed

The a population, the greater the potential effect of genetic drift on gene frequencies.

Hamilton's rule presents the main difference between group selection and inclusive fitness.

Gene flow cannot counter the deleterious effects of inbreeding.

Which of the following represents a pre-mating isolation mechanism?

Discuss three different species concepts. What do they hold in common? How do they differ?

Which of the following best defines the concept of ancestral characters?

Which of the following best defines the concept of analogous traits?

Explain the relationship between phenotype, genotype, and natural selection. Be sure to include the terms gene frequency, directional selection, and stabilizing selection.

Citing the example of the HMS Bounty and EVC syndrome among the Amish, explain the mechanisms of gene flow and genetic drift, and the founder effect.

The Hardy-Weinberg formula can be used to __________.

Introduction: What Is Biological Anthropology

Genetics: Cells and Molecules

Genetics: From Genotype to Phenotype

Human Variation: Evolution, Adaptation, and Adaptability

The Primates

Primate Behavior

Fossils in Geological Context

Origin of Primates

Becoming Human: the Ape-Hominin Transition

Early Hominins

Origin and Evolution of the Genus Homo Tc L1

Archaic Homo Sapiens and Neandertals

The Emergence and Dispersal of Homo Sapiens

Evolution of the Brain and Language Tc L1

Biomedical Anthropology

The Evolution of Human Behavior

Bioarchaeology and Forensic Anthropology

Origins of Evolutionary Thought

Filters

Exam 4: The Forces of Evolution and the Formation of Species

Natural selection works on the __________ of an individual organism.

The difference in size, shape, or color between the sexes within a species is referred to as __________.

Which of the following best defines the idea of group selection?

Outline the biological species concept and contrast it with one other species concept. What are the difficulties raised by applying multiple species concepts?

Which of the following is related to Mayr's Biological Species Concept?

When populations migrate, their genes are experiencing __________.

Linnaeus classified species based on evolutionary relationships.

From an evolutionary perspective, which approach to taxonomy is least useful?

Which of the following is best defined as the differential reproductive success among members of the same species?

Recent genetic studies of gorillas have revealed

The a population, the greater the potential effect of genetic drift on gene frequencies.

Hamilton's rule presents the main difference between group selection and inclusive fitness.

Gene flow cannot counter the deleterious effects of inbreeding.

Which of the following represents a pre-mating isolation mechanism?

Discuss three different species concepts. What do they hold in common? How do they differ?

Which of the following best defines the concept of ancestral characters?

Which of the following best defines the concept of analogous traits?

Explain the relationship between phenotype, genotype, and natural selection. Be sure to include the terms gene frequency, directional selection, and stabilizing selection.

Citing the example of the HMS Bounty and EVC syndrome among the Amish, explain the mechanisms of gene flow and genetic drift, and the founder effect.

The Hardy-Weinberg formula can be used to __________.

Introduction: What Is Biological Anthropology

Genetics: Cells and Molecules

Genetics: From Genotype to Phenotype

Human Variation: Evolution, Adaptation, and Adaptability

The Primates

Primate Behavior

Fossils in Geological Context

Origin of Primates

Becoming Human: the Ape-Hominin Transition

Early Hominins

Origin and Evolution of the Genus Homo Tc L1

Archaic Homo Sapiens and Neandertals

The Emergence and Dispersal of Homo Sapiens

Evolution of the Brain and Language Tc L1

Biomedical Anthropology

The Evolution of Human Behavior

Bioarchaeology and Forensic Anthropology

Origins of Evolutionary Thought

Filters