Question 1

Behavior genetic studies have revealed that fraternal twins reared together and identical twins reared together are equally similar on Trait Q. This indicates the importance of:

Accepted Answer

A)  shared genetics.
B)  nonshared genetics.
C)  shared environment. 
D)  nonshared environment.

Question 2

A study that examines whether adopted children's scores on a particular measure are more highly correlated with their adoptive parents' scores or their biological parents' scores is referred to as a(n)  study.

Accepted Answer

A)  adoption 
B)  adoptive twin
C)  twin
D)  heritability

Question 3

Disease W is a recessive gene disease. Individuals with will suffer from Disease W.

Accepted Answer

A)  one Disease W gene and one healthy gene
B)  two Disease W genes 
C)  two healthy genes
D)  two Disease W genes and one healthy gene•All of the answers are correct.

Question 4

All the outcomes that could theoretically result from a given genotype are referred to as the:

Accepted Answer

A)  polygenic inheritance.
B)  genotype-environment interaction.
C)  phenotype.
D)  norm of reaction.

Question 5

When you plan ahead to decide how you will study for midterms, which lobe of the cerebral cortex is primarily involved?

Accepted Answer

A)  frontal 
B)  temporal
C)  parietal
D)  occipital

Question 6

If an individual is heterozygous for a trait, he has inherited:

Accepted Answer

A)  two of the same allele for that trait.
B)  two different alleles for that trait. 
C)  two dominant alleles for that trait.
D)  two recessive alleles for that trait.

Question 7

The most striking finding of the Minnesota Study of Twins Reared Apart is the extent of the:

Accepted Answer

A)  similarity of the twins in a wide range of behavioral traits. 
B)  similarity of the twins in a wide range of physicaltraits.
C)  differences between the twins on the vast majority of behavioral traits.
D)  differences between the twins on many physicaltraits.

Question 8

In what way can a child's phenotype affect his or her environment?

Accepted Answer

A)  Children actively seek out environments consistent with their interests and abilities.
B)  Children evoke different reactions from their parents.
C)  With age, children increasingly choose their own friends.
D)  All of these answers are ways in which a child's phenotype can affect his or her environment.

Question 9

Which of the following statements about the chromosomes that parents pass on to their offspring is true?

Accepted Answer

A)  Parents pass on exact copies of their chromosomes to their offspring.
B)  Parents pass on exact copies of their chromosomes to their offspring, except when a mutation occurs in the offspring's genes.
C)  Parents' chromosome pairs are shuffled randomly and crossing over occurs; thus parents pass on chromosomes that are constituted differently than their own. 
D)  Parents pass on exact copies of their chromosomes to their offspring, but the genes are expressed differently because of patterns of dominance.

Question 10

Changes in the brain's electrical activity in response to a particular stimulus are referred to as:

Accepted Answer

A)  functional magnetic resonance images.
B)  electrophysiological recordings.
C)  norms of reaction.
D)  event-related potentials.

Question 11

Which of the following reared-apart twins are LEAST similar in intelligence?

Accepted Answer

A)  identical twins in childhood
B)  identical twins in adulthood
C)  fraternal twins in childhood
D)  fraternal twins in adulthood

Question 12

Many psychiatric and behavioral disorders are believed to involve:

Accepted Answer

A)  gene anomalies.
B)  polygenic inheritance. 
C)  Mendelian patterns.
D)  chromosomal anomalies.

Question 13

Breast-fed infants:

Accepted Answer

A)  show a preference for some flavors, such as vanilla, that their mother has eaten. 
B)  dislike any strong flavor, such as garlic, in theirmother's diet.
C)  are particularly likely to drink more breast milk after their mother has consumed alcohol.
D)  contrary to popular wisdom, are not affected by what their mother has eaten.

Question 14

Darrell and Diana, who are both quite athletic, have a new baby named Dean. Their neighbors, Rafael and Rose, are not so athletic. They have a child named Reed. Describe the direct and indirect influences of their parents' genotypes and phenotypes on Dean and Reed's athletic ability.

Accepted Answer

The direct influence of Darrell and Dian...

Question 15

Which of the following statements about synesthesia is true?

Accepted Answer

A)  Experiencing the sound of a bell as the color yellow is an example of synesthesia.
B)  Synesthesia may be experienced by newborns.
C)  Synesthesia is caused by an overabundance ofsynapses.
D)  All of the statements are true.

Question 16

Behavior geneticists believe that of the behavioral traits of human beings are influenced at least to some degree by genetic factors.

Accepted Answer

A)  none
B)  a small percentage
C)  about half
D)  all

Question 17

Which of the following conditions is NOT an effect of malnutrition?

Accepted Answer

A)  delayed intellectual development
B)  lethargy and withdrawal
C)  brain damage
D)  accelerated physical growth

Question 18

Which of the following statements is an example of experience-expectant processes?

Accepted Answer

A)  Individuals are able to remember the details of a magazine article after they have read it.
B)  Children who are born with cataracts that are not removed early enough will have permanently impaired vision. 
C)  Rats that are trained to use just one limb to get a food reward have increased dendritic material in the particular area of the motor cortex that controls the movement of that limb.
D)  All of the statements are examples of experience- expectant processes.

Question 19

Which of the following statements about family studies of weight is true?

Accepted Answer

A)  Fraternal twins reared together are more similar in weight than are identical twins reared together.
B)  The weight of adopted children is more strongly related to the weight of their adoptive parents than to the weight of their biological parents.
C)  Identical twins reared apart are more similar in weight than are fraternal twins reared together. 
D)  All of the statements are true.
E)  None of the statements is true.

Question 20

Jack and John are identical twins who were separated at birth, and live in two very different environments in different parts of the country. Both of them grew up to be policemen, marry nurses, and have two kids. Jack likes to be outside and active, while John likes to stay inside and relax when he can. It is likely that these two twins who grew up apart:

Accepted Answer

A)  have a heritability score of .75.
B)  are both highly similar to their biological father.
C)  were raised by very similar stepparents.
D)  are more alike than most non-twin siblings who grew up together.

Exam 3: Biology and Behavior

In what way can a child's phenotype affect his or her environment?

Correct Answer
verified

Many psychiatric and behavioral disorders are believed to involve:

Correct Answer
verified

Behavior genetic studies have revealed that fraternal twins reared together and identical twins reared together are equally similar on Trait Q. This indicates the importance of:

Correct Answer
verified

Which of the following statements is an example of experience-expectant processes?

Correct Answer
verified

Which of the following statements about the chromosomes that parents pass on to their offspring is true?

Correct Answer
verified

Which of the following statements about family studies of weight is true?

Correct Answer
verified

If an individual is heterozygous for a trait, he has inherited:

Correct Answer
verified

Which of the following conditions is NOT an effect of malnutrition?

Correct Answer
verified

A study that examines whether adopted children's scores on a particular measure are more highly correlated with their adoptive parents' scores or their biological parents' scores is referred to as a(n) study.

Correct Answer
verified

Which of the following reared-apart twins are LEAST similar in intelligence?

Correct Answer
verified

Disease W is a recessive gene disease. Individuals with will suffer from Disease W.

Correct Answer
verified

Darrell and Diana, who are both quite athletic, have a new baby named Dean. Their neighbors, Rafael and Rose, are not so athletic. They have a child named Reed. Describe the direct and indirect influences of their parents' genotypes and phenotypes on Dean and Reed's athletic ability.

Correct Answer
Answered by ExamLex AI
The direct influence of Darrell and Dian...
View Answer

Changes in the brain's electrical activity in response to a particular stimulus are referred to as:

Correct Answer
verified

Which of the following statements about synesthesia is true?

Correct Answer
verified

All the outcomes that could theoretically result from a given genotype are referred to as the:

Correct Answer
verified

When you plan ahead to decide how you will study for midterms, which lobe of the cerebral cortex is primarily involved?

Correct Answer
verified

Breast-fed infants:

Correct Answer
verified

Correct Answer
verified

The most striking finding of the Minnesota Study of Twins Reared Apart is the extent of the:

Correct Answer
verified

Behavior geneticists believe that of the behavioral traits of human beings are influenced at least to some degree by genetic factors.

Correct Answer
verified

Exam 3: Biology and Behavior

In what way can a child's phenotype affect his or her environment?

Correct AnswerverifiedShow Answer

Many psychiatric and behavioral disorders are believed to involve:

Correct AnswerverifiedShow Answer

Behavior genetic studies have revealed that fraternal twins reared together and identical twins reared together are equally similar on Trait Q. This indicates the importance of:

Correct AnswerverifiedShow Answer

Which of the following statements is an example of experience-expectant processes?

Correct AnswerverifiedShow Answer

Which of the following statements about the chromosomes that parents pass on to their offspring is true?

Correct AnswerverifiedShow Answer

Which of the following statements about family studies of weight is true?

Correct AnswerverifiedShow Answer

If an individual is heterozygous for a trait, he has inherited:

Correct AnswerverifiedShow Answer

Which of the following conditions is NOT an effect of malnutrition?

Correct AnswerverifiedShow Answer

A study that examines whether adopted children's scores on a particular measure are more highly correlated with their adoptive parents' scores or their biological parents' scores is referred to as a(n) study.

Correct AnswerverifiedShow Answer

Which of the following reared-apart twins are LEAST similar in intelligence?

Correct AnswerverifiedShow Answer

Disease W is a recessive gene disease. Individuals with will suffer from Disease W.

Correct AnswerverifiedShow Answer

Darrell and Diana, who are both quite athletic, have a new baby named Dean. Their neighbors, Rafael and Rose, are not so athletic. They have a child named Reed. Describe the direct and indirect influences of their parents' genotypes and phenotypes on Dean and Reed's athletic ability.

Correct AnswerAnswered by ExamLex AIThe direct influence of Darrell and Dian...View AnswerShow Answer

Changes in the brain's electrical activity in response to a particular stimulus are referred to as:

Correct AnswerverifiedShow Answer

Which of the following statements about synesthesia is true?

Correct AnswerverifiedShow Answer

All the outcomes that could theoretically result from a given genotype are referred to as the:

Correct AnswerverifiedShow Answer

When you plan ahead to decide how you will study for midterms, which lobe of the cerebral cortex is primarily involved?

Correct AnswerverifiedShow Answer

Breast-fed infants:

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

The most striking finding of the Minnesota Study of Twins Reared Apart is the extent of the:

Correct AnswerverifiedShow Answer

Behavior geneticists believe that of the behavioral traits of human beings are influenced at least to some degree by genetic factors.

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
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Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
Answered by ExamLex AI
The direct influence of Darrell and Dian...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
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