Question 1

Mutations may result from:

Accepted Answer

A) radiation 
B) certain chemicals and drugs 
C) some viruses 
D) all of the above 
A) radiation 
B) certain chemicals and drugs 
C) some viruses 
D) all of the above

Question 2

What is a sampling error? How is this concept applied in population genetic studies?

Accepted Answer

A sampling error is a statistical error

Question 3

H.J.Muller is known for his research on the:

Accepted Answer

A) relationship between mutations and narcotic drugs 
B) causes of spontaneous mutation 
C) relationship between induced mutation and X rays 
D) sequencing of genes on the chromosome 
A) relationship between mutations and narcotic drugs 
B) causes of spontaneous mutation 
C) relationship between induced mutation and X rays 
D) sequencing of genes on the chromosome

Question 4

Matching Questions
match the term with its definition:
-sampling error

Accepted Answer

A) mutation 
B) consanguineous mating 
C) genetic drift 
D) natural selection 
A) mutation 
B) consanguineous mating 
C) genetic drift 
D) natural selection

Question 5

"Differential rates of mortality and fertility" defines the term:

Accepted Answer

A) genetic drift 
B) mutation 
C) differential migration 
D) natural selection 
A) genetic drift 
B) mutation 
C) differential migration 
D) natural selection

Question 6

What is the difference between random,consanguineous,and assortative mating? Give an example of each.

Accepted Answer

Random mating refers to the mating of in

Question 7

Mutation occurs:

Accepted Answer

A) to fulfill a need 
B) randomly 
C) only because of radiation 
D) in only about one out of100 persons 
A) to fulfill a need 
B) randomly 
C) only because of radiation 
D) in only about one out of100 persons

Question 8

Homozygosity:

Accepted Answer

A) increases when people of similar rather than diverse ancestry mate 
B) increases when people of diverse ancestry mate 
C) is unaffected by mating patterns 
D) is not permitted in the United States 
A) increases when people of similar rather than diverse ancestry mate 
B) increases when people of diverse ancestry mate 
C) is unaffected by mating patterns 
D) is not permitted in the United States

Question 9

What are the five main forces of evolutionary change? How do they affect the gene frequencies of a population?

Accepted Answer

The five main forces of evolutionary cha

Question 10

Which of the following is true about mutations?

Accepted Answer

A) While most mutations do not confer any advantage to a population,over time they provide for increased variability. 
B) Modern medical technology has significantly reduced the number of new mutations in the human population. 
C) Microevolution is the accumulation of mutations over time. 
D) New mutations occur in order to increase the probability of a population surviving in a particular habitat. 
A) While most mutations do not confer any advantage to a population,over time they provide for increased variability. 
B) Modern medical technology has significantly reduced the number of new mutations in the human population. 
C) Microevolution is the accumulation of mutations over time. 
D) New mutations occur in order to increase the probability of a population surviving in a particular habitat.

Question 11

A condition which must be assumed for the state of genetic equilibrium is:

Accepted Answer

A) small population size 
B) low mutation rate 
C) random mating 
D) differential fertility 
A) small population size 
B) low mutation rate 
C) random mating 
D) differential fertility

Question 12

A mutagen is:

Accepted Answer

A) A factor that is capable of causing mutations 
B) A neutral mutation 
C) A beneficial mutation 
D) A harmful mutation 
A) A factor that is capable of causing mutations 
B) A neutral mutation 
C) A beneficial mutation 
D) A harmful mutation

Question 13

Epigenetics might explain why identical twins:

Accepted Answer

A) are always biologically exactly the same 
B) always behave exactly the same 
C) have the same genetic code,but might show phenotypic differences 
D) are always the same sex. 
A) are always biologically exactly the same 
B) always behave exactly the same 
C) have the same genetic code,but might show phenotypic differences 
D) are always the same sex.

Question 14

Biological evolution can be defined as:

Accepted Answer

A) changes in gene frequencies in response to specific selective pressures 
B) changes in gene frequencies as a result of changes in mutation rates 
C) changes in gene frequencies as a result of genetic drift 
D) any change in gene frequencies from one generation to the next 
A) changes in gene frequencies in response to specific selective pressures 
B) changes in gene frequencies as a result of changes in mutation rates 
C) changes in gene frequencies as a result of genetic drift 
D) any change in gene frequencies from one generation to the next

Question 15

The unusual gene frequencies among the Amish can be explained on the basis of:

Accepted Answer

A) the founder principle 
B) genetic drift 
C) consanguineous mating 
D) all of the above 
A) the founder principle 
B) genetic drift 
C) consanguineous mating 
D) all of the above

Question 16

In the Hardy-Weinberg formula,2pq refers to the frequency of:

Accepted Answer

A) AA 
B) Aa 
C) aa 
D) AA + aa 
A) AA 
B) Aa 
C) aa 
D) AA + aa

Question 17

Is the above population in genetic equilibrium?

Accepted Answer

A) no;it is far from genetic equilibrium 
B) yes;observed and expected frequencies are the same 
C) the population is close to being in genetic equilibrium with the expected and observed phenotypic frequencies being close together 
A) no;it is far from genetic equilibrium 
B) yes;observed and expected frequencies are the same 
C) the population is close to being in genetic equilibrium with the expected and observed phenotypic frequencies being close together

Question 18

What are epigenetic changes? How might they explain way identical twins might not be biologically identical?

Accepted Answer

Epigenetic changes refer to modification

Question 19

Natural selection refers to:

Accepted Answer

A) mutations 
B) genetic equilibrium 
C) nonrandom mating 
D) none of the above 
A) mutations 
B) genetic equilibrium 
C) nonrandom mating 
D) none of the above

Question 20

Gene flow refers to:

Accepted Answer

A) the tendency for a gene to gradually move (flow)from one position on a chromosome to another 
B) people migrating to a new geographic area 
C) the process by which alleles from one gene pool move into another gene pool 
D) the movement of people across oceans or other large bodies of water 
A) the tendency for a gene to gradually move (flow)from one position on a chromosome to another 
B) people migrating to a new geographic area 
C) the process by which alleles from one gene pool move into another gene pool 
D) the movement of people across oceans or other large bodies of water

Mutations may result from:

What is a sampling error? How is this concept applied in population genetic studies?

H.J.Muller is known for his research on the:

Matching Questions match the term with its definition: -sampling error

"Differential rates of mortality and fertility" defines the term:

What is the difference between random,consanguineous,and assortative mating? Give an example of each.

Mutation occurs:

Homozygosity:

What are the five main forces of evolutionary change? How do they affect the gene frequencies of a population?

Which of the following is true about mutations?

A condition which must be assumed for the state of genetic equilibrium is:

A mutagen is:

Epigenetics might explain why identical twins:

Biological evolution can be defined as:

The unusual gene frequencies among the Amish can be explained on the basis of:

In the Hardy-Weinberg formula,2pq refers to the frequency of:

Is the above population in genetic equilibrium?

What are epigenetic changes? How might they explain way identical twins might not be biologically identical?

Natural selection refers to:

Gene flow refers to:

Investigating the Nature of Humankind

The Study of Heredity

The Modern Study of Human Genetics

Natural Selection and the Origin of Species

Peoples Place in Nature

The Living Primates

Comparative Studies: Anatomy and Genetics

Onhuman Primate Behavior

Human Behavior in Perspective

The Record of the Past

The Early Primate Fossil Record and the Origins of the Hominins

The Early Hominins

Early Species of the Genus Homo

The Evolution of Homo Sapiens

The Biology of Modern Homo Sapiens

The Analysis of Human Variation

The Modern World

Filters

Exam 4: Population Genetics

Mutations may result from:

What is a sampling error? How is this concept applied in population genetic studies?

H.J.Muller is known for his research on the:

Matching Questions match the term with its definition: -sampling error

"Differential rates of mortality and fertility" defines the term:

What is the difference between random,consanguineous,and assortative mating? Give an example of each.

Mutation occurs:

Homozygosity:

What are the five main forces of evolutionary change? How do they affect the gene frequencies of a population?

Which of the following is true about mutations?

A condition which must be assumed for the state of genetic equilibrium is:

A mutagen is:

Epigenetics might explain why identical twins:

Biological evolution can be defined as:

The unusual gene frequencies among the Amish can be explained on the basis of:

In the Hardy-Weinberg formula,2pq refers to the frequency of:

Is the above population in genetic equilibrium?

What are epigenetic changes? How might they explain way identical twins might not be biologically identical?

Natural selection refers to:

Gene flow refers to:

Investigating the Nature of Humankind

The Study of Heredity

The Modern Study of Human Genetics

Natural Selection and the Origin of Species

Peoples Place in Nature

The Living Primates

Comparative Studies: Anatomy and Genetics

Onhuman Primate Behavior

Human Behavior in Perspective

The Record of the Past

The Early Primate Fossil Record and the Origins of the Hominins

The Early Hominins

Early Species of the Genus Homo

The Evolution of Homo Sapiens

The Biology of Modern Homo Sapiens

The Analysis of Human Variation

The Modern World

Filters