Question 1

Which of the following is the name for the mutation in which moths become a darker color as an adaptation to pollution?

Accepted Answer

A)   industrial melanism
B)   evolutionary coloration
C)   color variation
D)   genotypic melanismE) C) and D)
F) None of the above

Question 2

Which of the following is NOT a basic type of neuron?

Accepted Answer

A)   sensory neurons
B)   motor neurons
C)   interneurons
D)   myelin neuronsE) A) and B)
F) All of the above

Question 3

Which of the following sequences correctly orders the units of genetics,from the smallest and most specific to the largest and most inclusive?

Accepted Answer

A)   DNA à gene à chromosome
B)   DNA à chromosome à gene
C)   gene à DNA à chromosome
D)   gene à chromosome à DNAE) A) and B)
F) A) and C)

Question 4

Which of the following sequences reflects the order in which a signal generally travels through a neuron?

Accepted Answer

A)   dendrite à soma à axon à terminal buttons
B)   terminal buttons à axon à cell body à dendrite
C)   cell body à dendrite à axon à terminal buttons
D)   dendrite à axon à cell body à terminal buttonsE) B) and C)
F) A) and D)

Question 5

Which of the following structures is important for experiencing reward?

Accepted Answer

A)   frontal lobe of the cerebral cortex
B)   nucleus accumbens of the basal ganglia
C)   frontal lobe of the basal ganglia
D)   nucleus accumbens of the cerebral cortexE) B) and D)
F) C) and D)

Question 6

Which of the following statements is a myth about brain plasticity across the life span?

Accepted Answer

A)   Most forgetting occurs later in life.
B)   Adult brains form no new cells.
C)   Neurogenesis occurs across the life span.
D)   Environmental conditions play a large role in neurogenesis.E) All of the above
F) B) and C)

Question 7

A neuron without dendrites is most similar to:

Accepted Answer

A)   a computer without a mouse.
B)   a telephone that cannot receive incoming calls.
C)   a light with no "off" switch.
D)   a car that cannot go above 60 mph.E) None of the above
F) A) and D)

Question 8

As Beatriz works outside in her yard,she works up a pretty good sweat.This is due in part to the functioning of her:

Accepted Answer

A)   somatic nervous system.
B)   autonomic nervous system.
C)   central nervous system.
D)   endocrine system.E) A) and D)
F) C) and D)

Question 9

Which of the following structures is NOT considered a part of the cerebral cortex?

Accepted Answer

A)   occipital lobes
B)   parietal lobes
C)   temporal lobes
D)   hippocampal lobesE) All of the above
F) None of the above D

Question 10

The spinal cord is part of the ________ nervous system.

Accepted Answer

A)   sensory
B)   peripheral
C)   somatic
D)   centralE) B) and C)
F) A) and C)

Question 11

Heritability refers to:

Accepted Answer

A)   the degree to which genes control a characteristic.
B)   the degree to which shared environments account for a shared characteristic among siblings.
C)   the degree to which a mother's characteristics are passed on versus a father's characteristics.
D)   an estimate of how much of the variation in a characteristic is due to known genetic variation.E) A) and B)
F) B) and C)

Question 12

You wish to replicate Gregor Mendel's experiments into recessive and dominant genes.After cross-pollinating pea plants with purple and white flowers,you would have the offspring plants pollinate with:

Accepted Answer

A)   purple-flowered plants.
B)   white-flowered plants.
C)   plants with different-colored flowers.
D)   themselves.E) A) and B)
F) All of the above

Question 13

Damage to this brain structure can produce symptoms resembling Parkinson's disease.

Accepted Answer

A)   hypothalamus
B)   hippocampus
C)   amygdala
D)   basal gangliaE) C) and D)
F) B) and C)

Question 14

Which of the following phenomena would NOT be part of a study in behavioral genetics?

Accepted Answer

A)   the effect of one environment on another environment
B)   the effect of genetic information on environments
C)   the effect of environmental and genetic interactions on biological phenomena
D)   the effect of environmental and genetic interactions on psychological phenomenaE) C) and D)
F) None of the above A

Question 15

The ________ capture(s) the incoming chemical signal while the ________ release(s) the chemical signal.

Accepted Answer

A)   terminal buttons; dendrites
B)   dendrites; terminal buttons
C)   cell body; axon
D)   axon; cell bodyE) None of the above
F) A) and C)

Question 16

Though hormones and neurotransmitters are often chemically identical,the effect of hormones is slower than the effect of neurotransmitters because hormones:

Accepted Answer

A)   are delivered by the bloodstream.
B)   are chemically very different from neurotransmitters.
C)   are transported in the interstitial fluid.
D)   affect only the peripheral nervous system.E) A) and D)
F) C) and D)

Question 17

Drugs that enhance the effects of GABA:

Accepted Answer

A)   are used to treat depression.
B)   affect the location of reception.
C)   are used to treat anxiety disorders.
D)   may cause seizures and hallucinations.E) All of the above
F) B) and C)

Question 18

Which of the following subcortical structures plays an important role in fear processing?

Accepted Answer

A)   hypothalamus
B)   hippocampus
C)   amygdala
D)   basal gangliaE) A) and D)
F) B) and C)

Question 19

Inhibitory signals ________ polarization,________ the likelihood of an action potential.

Accepted Answer

A)   decrease; decreasing
B)   decrease; increasing
C)   increase; decreasing
D)   increase; increasingE) None of the above
F) A) and B) C

Question 20

In sexual reproduction,both parents contribute one half of the chromosomes.The sperm carry:

Accepted Answer

A)   Y chromosomes only.
B)   X chromosomes only.
C)   X or Y chromosomes.
D)   X and Y chromosomes.E) A) and B)
F) A) and C)

Exam 3: Biology and Behavior

Which of the following is the name for the mutation in which moths become a darker color as an adaptation to pollution?

Correct AnswerverifiedShow Answer

Which of the following is NOT a basic type of neuron?

Correct AnswerverifiedShow Answer

Which of the following sequences correctly orders the units of genetics,from the smallest and most specific to the largest and most inclusive?

Correct AnswerverifiedShow Answer

Which of the following sequences reflects the order in which a signal generally travels through a neuron?

Correct AnswerverifiedShow Answer

Which of the following structures is important for experiencing reward?

Correct AnswerverifiedShow Answer

Which of the following statements is a myth about brain plasticity across the life span?

Correct AnswerverifiedShow Answer

A neuron without dendrites is most similar to:

Correct AnswerverifiedShow Answer

As Beatriz works outside in her yard,she works up a pretty good sweat.This is due in part to the functioning of her:

Correct AnswerverifiedShow Answer

Which of the following structures is NOT considered a part of the cerebral cortex?

Correct AnswerverifiedD

The spinal cord is part of the ________ nervous system.

Correct AnswerverifiedShow Answer

Heritability refers to:

Correct AnswerverifiedShow Answer

You wish to replicate Gregor Mendel's experiments into recessive and dominant genes.After cross-pollinating pea plants with purple and white flowers,you would have the offspring plants pollinate with:

Correct AnswerverifiedShow Answer

Damage to this brain structure can produce symptoms resembling Parkinson's disease.

Correct AnswerverifiedShow Answer

Which of the following phenomena would NOT be part of a study in behavioral genetics?

Correct AnswerverifiedA

The ________ capture(s) the incoming chemical signal while the ________ release(s) the chemical signal.

Correct AnswerverifiedShow Answer

Though hormones and neurotransmitters are often chemically identical,the effect of hormones is slower than the effect of neurotransmitters because hormones:

Correct AnswerverifiedShow Answer

Drugs that enhance the effects of GABA:

Correct AnswerverifiedShow Answer

Which of the following subcortical structures plays an important role in fear processing?

Correct AnswerverifiedShow Answer

Inhibitory signals ________ polarization,________ the likelihood of an action potential.

Correct AnswerverifiedC

In sexual reproduction,both parents contribute one half of the chromosomes.The sperm carry:

Correct AnswerverifiedShow Answer

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D

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A

The capture(s) the incoming chemical signal while the release(s) the chemical signal.

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Inhibitory signals polarization, the likelihood of an action potential.

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C

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