Question 1

________ introduced the theory of evolution by natural selection in 1859.

Accepted Answer

A)   Sigmund Freud
B)   Charles Darwin
C)   Stephen Hawking
D)   Wilhelm WundtE) None of the above
F) All of the above

Question 2

Carla has brown hair, and her husband also has brown hair. However, Carla's son is born with blond hair. This most likely indicates that Carla's son

Accepted Answer

A)   inherited the dominant genes for blond hair.
B)   inherited the recessive genes for blond hair.
C)   has a susceptibility gene.
D)   has a longevity gene.E) C) and D)
F) A) and D)

Question 3

Carrie's parents have brown hair. However, Carrie gets genes for blond hair from both of her parents, and as a result she has blond hair. This indicates that the gene for blond hair is a

Accepted Answer

A)   recessive gene.
B)   dominant gene.
C)   susceptibility gene.
D)   longevity gene.E) B) and D)
F) None of the above

Question 4

________ are the building blocks of cells as well as the regulators that direct the body's processes.

Accepted Answer

A)   Genes
B)   Proteins
C)   Ribosomes
D)   DNAE) B) and C)
F) A) and D)

Question 5

Carla is diagnosed with breast cancer. She informs her doctor that her mother and her grandmother have also had breast cancer. The doctor explains to Carla that she has specific genes that make her more vulnerable to breast cancer and that she is genetically predisposed to develop the disease. In this scenario, these genes are known as

Accepted Answer

A)   susceptibility genes.
B)   conditional lethal genes.
C)   complementary genes.
D)   duplicate genes.E) A) and B)
F) C) and D)

Question 6

According to Paul Baltes, as the benefits of evolutionary selection decrease with age, the need for ________ increases.

Accepted Answer

A)   environmental pressure
B)   reproduction
C)   job training
D)   cultureE) C) and D)
F) A) and D)

Question 7

If a baboon learns to eat different kinds of fruit instead of relying on only one kind for its nutritive needs, we would argue that this behavior promotes its survival. Thus, the behavior is

Accepted Answer

A)   adaptive.
B)   aggressive.
C)   dominant.
D)   submissive.E) A) and B)
F) A) and C)

Question 8

Beckwith-Wiedemann syndrome is a growth disorder that is most likely a result of ________ gone awry.

Accepted Answer

A)   genetic imprinting
B)   polygenic inheritance
C)   sex-linked genes
D)   chromosomesE) A) and C)
F) B) and D)

Question 9

________ is a complex molecule with a double helix shape, like a spiral staircase, and contains genetic information.

Accepted Answer

A)   RNA
B)   A chromosome
C)   DNA
D)   A ribosomeE) C) and D)
F) B) and D)

Question 10

Vanda's genetic heritage comprising her actual genetic material makes up her

Accepted Answer

A)   phenotype.
B)   metabolome.
C)   genotype.
D)   proteome.E) A) and C)
F) All of the above

Question 11

Brad is an athletic child, and he is in every sports team in school as he enjoys sports immensely. He regularly practices football, tennis, and basketball and hopes to become the captain of one of the sports teams. This scenario most likely reflects ________ correlations that occur when children seek out environments that they find compatible and stimulating.

Accepted Answer

A)   passive genotype-environment
B)   evocative genotype-environment
C)   active (niche-picking)  genotype-environment
D)   influential genotype-environmentE) C) and D)
F) A) and D)

Question 12

________ occurs when the expression of a gene has different effects depending on whether the mother or the father passed on the gene.

Accepted Answer

A)   Polygenic inheritance
B)   X-linked inheritance
C)   Genetic imprinting
D)   Y-linked inheritanceE) A) and C)
F) None of the above C

Question 13

A mistake by the cellular machinery, or damage from an environmental agent such as radiation, may produce a ________, which is a permanently altered segment of DNA.

Accepted Answer

A)   susceptibility gene
B)   vulnerability gene
C)   longevity gene
D)   mutated geneE) B) and D)
F) None of the above

Question 14

During fertilization, an egg and a sperm fuse to create a single cell called a ________.

Accepted Answer

A)   blastocyst
B)   fetus
C)   gamete
D)   zygoteE) B) and C)
F) C) and D)

Question 15

Identify and describe the two common studies used by behavior geneticists to investigate the influence of heredity on behavior.

Accepted Answer

To study the influence of heredity on be...

Question 16

Which of the following is an example of a passive genotype-environment correlation?

Accepted Answer

A)   Uncooperative, distractible children receive more unpleasant and disciplinary action from parents and teachers.
B)   Outgoing children tend to seek out social contexts in which to interact with people.
C)   Parents who have a genetic predisposition to be musically inclined encourage their children to learn how to play a musical instrument.
D)   Infants who smile more receive more attention from the individuals in their social environment.E) A) and D)
F) A) and B)

Question 17

Which of the following statements about Turner syndrome is true?

Accepted Answer

A)   Turner syndrome occurs exclusively in females.
B)   People with Turner syndrome have extremely poor verbal ability.
C)   Males with Turner syndrome are short in stature and have webbed necks.
D)   Turner syndrome occurs in approximately 1 of every 25,000 live female births.E) C) and D)
F) All of the above A

Question 18

Which of the following is true of Down syndrome?

Accepted Answer

A)   It primarily occurs in African American children.
B)   It occurs when genetic imprinting goes awry.
C)   Its symptoms include retardation of motor and mental abilities.
D)   It is caused by the presence of an extra copy of chromosome Y.E) None of the above
F) A) and D) C

Question 19

Clark's eyes are brown in color. However, both his parents have eyes that are blue in color. According to the dominant-recessive genes principle, the most likely reason for Clark's eyes being brown in color is that

Accepted Answer

A)   Clark's grandparents had brown-colored eyes.
B)   Clark has a mutation in his genotype resulting in the change in eye color.
C)   Clark's family history shows that the family has a dominant gene for brown-colored eyes.
D)   Clark's parents are carriers of genes contributing to brown eyes.E) B) and D)
F) B) and C)

Question 20

Timothy is a shy 6-year-old who is usually withdrawn in class. He is always distracted in class and refuses to cooperate with other students during class activities. He does not volunteer to answer questions, and as his teachers find it difficult to elicit any response from him, they choose to ignore him. He is not liked by his classmates as he never shares his belongings. As a result, he mostly plays by himself. According to Sandra Scarr's description of the three ways that heredity and environment can be correlated, which of the following correlations is most likely exhibited in this scenario?

Accepted Answer

A)   passive genotype-environment correlation
B)   active genotype-environment correlation
C)   niche-picking genotype-environment correlation
D)   evocative genotype-environment correlationE) None of the above
F) A) and B)

Exam 2: Biological Beginnings

________ introduced the theory of evolution by natural selection in 1859.

Correct Answer
verified

Carla has brown hair, and her husband also has brown hair. However, Carla's son is born with blond hair. This most likely indicates that Carla's son

Correct Answer
verified

Carrie's parents have brown hair. However, Carrie gets genes for blond hair from both of her parents, and as a result she has blond hair. This indicates that the gene for blond hair is a

Correct Answer
verified

________ are the building blocks of cells as well as the regulators that direct the body's processes.

Correct Answer
verified

Correct Answer
verified

According to Paul Baltes, as the benefits of evolutionary selection decrease with age, the need for ________ increases.

Correct Answer
verified

If a baboon learns to eat different kinds of fruit instead of relying on only one kind for its nutritive needs, we would argue that this behavior promotes its survival. Thus, the behavior is

Correct Answer
verified

Beckwith-Wiedemann syndrome is a growth disorder that is most likely a result of ________ gone awry.

Correct Answer
verified

________ is a complex molecule with a double helix shape, like a spiral staircase, and contains genetic information.

Correct Answer
verified

Vanda's genetic heritage comprising her actual genetic material makes up her

Correct Answer
verified

Correct Answer
verified

________ occurs when the expression of a gene has different effects depending on whether the mother or the father passed on the gene.

Correct Answer
verified
C

A mistake by the cellular machinery, or damage from an environmental agent such as radiation, may produce a ________, which is a permanently altered segment of DNA.

Correct Answer
verified

During fertilization, an egg and a sperm fuse to create a single cell called a ________.

Correct Answer
verified

Identify and describe the two common studies used by behavior geneticists to investigate the influence of heredity on behavior.

Correct Answer
verified
To study the influence of heredity on be...
View Answer

Which of the following is an example of a passive genotype-environment correlation?

Correct Answer
verified

Which of the following statements about Turner syndrome is true?

Correct Answer
verified
A

Which of the following is true of Down syndrome?

Correct Answer
verified
C

Clark's eyes are brown in color. However, both his parents have eyes that are blue in color. According to the dominant-recessive genes principle, the most likely reason for Clark's eyes being brown in color is that

Correct Answer
verified

Correct Answer
verified

Exam 2: Biological Beginnings

________ introduced the theory of evolution by natural selection in 1859.

Correct AnswerverifiedShow Answer

Carla has brown hair, and her husband also has brown hair. However, Carla's son is born with blond hair. This most likely indicates that Carla's son

Correct AnswerverifiedShow Answer

Carrie's parents have brown hair. However, Carrie gets genes for blond hair from both of her parents, and as a result she has blond hair. This indicates that the gene for blond hair is a

Correct AnswerverifiedShow Answer

________ are the building blocks of cells as well as the regulators that direct the body's processes.

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

According to Paul Baltes, as the benefits of evolutionary selection decrease with age, the need for ________ increases.

Correct AnswerverifiedShow Answer

If a baboon learns to eat different kinds of fruit instead of relying on only one kind for its nutritive needs, we would argue that this behavior promotes its survival. Thus, the behavior is

Correct AnswerverifiedShow Answer

Beckwith-Wiedemann syndrome is a growth disorder that is most likely a result of ________ gone awry.

Correct AnswerverifiedShow Answer

________ is a complex molecule with a double helix shape, like a spiral staircase, and contains genetic information.

Correct AnswerverifiedShow Answer

Vanda's genetic heritage comprising her actual genetic material makes up her

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

________ occurs when the expression of a gene has different effects depending on whether the mother or the father passed on the gene.

Correct AnswerverifiedC

A mistake by the cellular machinery, or damage from an environmental agent such as radiation, may produce a ________, which is a permanently altered segment of DNA.

Correct AnswerverifiedShow Answer

During fertilization, an egg and a sperm fuse to create a single cell called a ________.

Correct AnswerverifiedShow Answer

Identify and describe the two common studies used by behavior geneticists to investigate the influence of heredity on behavior.

Correct AnswerverifiedTo study the influence of heredity on be...View AnswerShow Answer

Which of the following is an example of a passive genotype-environment correlation?

Correct AnswerverifiedShow Answer

Which of the following statements about Turner syndrome is true?

Correct AnswerverifiedA

Which of the following is true of Down syndrome?

Correct AnswerverifiedC

Clark's eyes are brown in color. However, both his parents have eyes that are blue in color. According to the dominant-recessive genes principle, the most likely reason for Clark's eyes being brown in color is that

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

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C

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To study the influence of heredity on be...
View Answer

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A

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C

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