Question 1

The line in the following graph shows that over time

Accepted Answer

A)  mice become less susceptible to disease. 
B)  mice become more susceptible to disease. 
C)  bacteria evolve from low to high virulence. 
D)  bacteria evolve from high to low virulence. 
A)  mice become less susceptible to disease. 
B)  mice become more susceptible to disease. 
C)  bacteria evolve from low to high virulence. 
D)  bacteria evolve from high to low virulence.

Question 2

Which of the following scenarios best illustrates antagonistic pleiotropy?

Accepted Answer

A)  Individuals with the S allele for hemoglobin have increased immunity to malaria. 
B)  Certain alleles can make individuals more susceptible to drugs that destroy blood clots. 
C)  Genes that affect cardiovascular disease also affect reproductive traits early in life. 
D)  Some genetic disorders like color blindness are more common in isolated island populations. 
A)  Individuals with the S allele for hemoglobin have increased immunity to malaria. 
B)  Certain alleles can make individuals more susceptible to drugs that destroy blood clots. 
C)  Genes that affect cardiovascular disease also affect reproductive traits early in life. 
D)  Some genetic disorders like color blindness are more common in isolated island populations.

Question 3

The idea that within-host selection favors higher virulence assumes that

Accepted Answer

A)  more rapidly replicating strains cause more damage to their hosts. 
B)  more rapidly replicating strains cause less damage to their hosts. 
C)  hosts evolve defenses against pathogens. 
D)  a and c 
E)  b and c 
A)  more rapidly replicating strains cause more damage to their hosts. 
B)  more rapidly replicating strains cause less damage to their hosts. 
C)  hosts evolve defenses against pathogens. 
D)  a and c 
E)  b and c

Question 4

What is the name of the phenomenon that explains why a new flu vaccine must be created every year?

Accepted Answer

A)  antigenic drift 
B)  antigenic shift 
C)  resistance 
D)  virulence 
A)  antigenic drift 
B)  antigenic shift 
C)  resistance 
D)  virulence

Question 5

Which of the following statements best describes the hypothesis for how the human SARS virus came into being?

Accepted Answer

A)  Two different species of bats bit a Chinese farmer. 
B)  Different viral strains repeatedly jumped from infected bats to humans. 
C)  The virus tracked the evolution of humans over thousands of years. 
D)  Two strains of the virus in one bat mixed their genes through recombination. 
A)  Two different species of bats bit a Chinese farmer. 
B)  Different viral strains repeatedly jumped from infected bats to humans. 
C)  The virus tracked the evolution of humans over thousands of years. 
D)  Two strains of the virus in one bat mixed their genes through recombination.

Question 6

Individuals who inherit silent or defective alleles of tumor-suppressor genes

Accepted Answer

A)  will inevitably develop cancer during their lifetime. 
B)  require fewer spontaneous somatic mutations to start tumor growth. 
C)  are less susceptible to environmental mutagens. 
D)  all of the above 
A)  will inevitably develop cancer during their lifetime. 
B)  require fewer spontaneous somatic mutations to start tumor growth. 
C)  are less susceptible to environmental mutagens. 
D)  all of the above

Question 7

Which of the following is not a way that the human eye is maladaptive?

Accepted Answer

A)  It has a blind spot. 
B)  It has camera-like vision. 
C)  The retina can easily detach. 
D)  The lens proteins cannot be repaired. 
A)  It has a blind spot. 
B)  It has camera-like vision. 
C)  The retina can easily detach. 
D)  The lens proteins cannot be repaired.

Question 8

Most antibiotics in the United States are

Accepted Answer

A)  used to treat human infections. 
B)  included in household cleaning products. 
C)  used to treat sick livestock. 
D)  given to healthy farm animals. 
A)  used to treat human infections. 
B)  included in household cleaning products. 
C)  used to treat sick livestock. 
D)  given to healthy farm animals.

Question 9

The flu virus can evade the human immune system with mutations that

Accepted Answer

A)  reduce the virulence of the flu. 
B)  provide more efficient replication. 
C)  change the tip of the hemagglutinin stalk. 
D)  all of the above 
A)  reduce the virulence of the flu. 
B)  provide more efficient replication. 
C)  change the tip of the hemagglutinin stalk. 
D)  all of the above

Question 10

Storing more fat has been shown to be adaptive

Accepted Answer

A)  a low abundance of pathogens. 
B)  an unpredictable food supply. 
C)  colder temperatures. 
D)  lots of predators. 
A)  a low abundance of pathogens. 
B)  an unpredictable food supply. 
C)  colder temperatures. 
D)  lots of predators.

The line in the following graph shows that over time

Which of the following scenarios best illustrates antagonistic pleiotropy?

The idea that within-host selection favors higher virulence assumes that

What is the name of the phenomenon that explains why a new flu vaccine must be created every year?

Which of the following statements best describes the hypothesis for how the human SARS virus came into being?

Individuals who inherit silent or defective alleles of tumor-suppressor genes

Which of the following is not a way that the human eye is maladaptive?

Most antibiotics in the United States are

The flu virus can evade the human immune system with mutations that

Storing more fat has been shown to be adaptive

The Whale and the Virus: How Scientists Study Evolution

From Natural Philosophy to Darwin: a Brief History of Evolutionary Ideas

What the Rocks Say: How Geology and Paleontology Reveal the History of Life

The Tree of Life: How Biologists Use Phylogeny to Reconstruct the Deep Past

Raw Material: Heritable Variation Among Individuals

The Ways of Change: Drift and Selection

Beyond Alleles: Quantitative Genetics and the Evolution of Phenotypes

The History in Our Genes

From Genes to Traits: the Evolution of Genetic Networks and Development

Natural Selection: Empirical Studies in the Wild

Sex: Causes and Consequences

After Conception: the Evolution of Life History and Parental Care

The Origin of Species

Macroevolution: the Long Run

Intimate Partnerships: How Species Adapt to Each Other

Brains and Behavior

Human Evolution: a New Kind of Ape

Filters

Exam 18: Evolutionary Medicine

The line in the following graph shows that over time

Which of the following scenarios best illustrates antagonistic pleiotropy?

The idea that within-host selection favors higher virulence assumes that

What is the name of the phenomenon that explains why a new flu vaccine must be created every year?

Which of the following statements best describes the hypothesis for how the human SARS virus came into being?

Individuals who inherit silent or defective alleles of tumor-suppressor genes

Which of the following is not a way that the human eye is maladaptive?

Most antibiotics in the United States are

The flu virus can evade the human immune system with mutations that

Storing more fat has been shown to be adaptive

The Whale and the Virus: How Scientists Study Evolution

From Natural Philosophy to Darwin: a Brief History of Evolutionary Ideas

What the Rocks Say: How Geology and Paleontology Reveal the History of Life

The Tree of Life: How Biologists Use Phylogeny to Reconstruct the Deep Past

Raw Material: Heritable Variation Among Individuals

The Ways of Change: Drift and Selection

Beyond Alleles: Quantitative Genetics and the Evolution of Phenotypes

The History in Our Genes

From Genes to Traits: the Evolution of Genetic Networks and Development

Natural Selection: Empirical Studies in the Wild

Sex: Causes and Consequences

After Conception: the Evolution of Life History and Parental Care

The Origin of Species

Macroevolution: the Long Run

Intimate Partnerships: How Species Adapt to Each Other

Brains and Behavior

Human Evolution: a New Kind of Ape

Filters