Question 1

In adoption studies,if a behavior has genetic roots,adopted children should behave more like their biological parents than their adoptive parents.

Accepted Answer

A) True 
 B)False  True

Question 2

Extra,missing,or damaged chromosomes

Accepted Answer

A) do not usually disturb development. 
B) sometimes disturb development. 
C) always disturb development. 
D) always cause spontaneous abortion. 
A) do not usually disturb development. 
B) sometimes disturb development. 
C) always disturb development. 
D) always cause spontaneous abortion. C

Question 3

Chromosomes consist of deoxyribonucleic acid (DNA).

Accepted Answer

A) True 
 B)False  True

Question 4

Which of the following is the best example of a phenotype?

Accepted Answer

A) blue eyes 
B) an allele for sickle-shaped cells 
C) an XX chromosome pattern 
D) codominant genes 
A) blue eyes 
B) an allele for sickle-shaped cells 
C) an XX chromosome pattern 
D) codominant genes

Question 5

Dr.Banta conducts an adoption study to estimate the heritability of intelligence.If intelligence is primarily influenced by the environment,he will find that

Accepted Answer

A) adopted children's intelligence level is more similar to that of their biological parents than that of their adoptive parents. 
B) adopted children's intelligence level is more similar to that of their adoptive parents than that of their biological parents. 
C) adopted children's intelligence level is unrelated to that of either their biological or adoptive parents. 
D) he cannot determine heritability with an adoption study,therefore he will need to do a twin study. 
A) adopted children's intelligence level is more similar to that of their biological parents than that of their adoptive parents. 
B) adopted children's intelligence level is more similar to that of their adoptive parents than that of their biological parents. 
C) adopted children's intelligence level is unrelated to that of either their biological or adoptive parents. 
D) he cannot determine heritability with an adoption study,therefore he will need to do a twin study.

Question 6

Benji has the genotype for phenylketonuria.Which of the following statements is true?

Accepted Answer

A) Benji will be mentally retarded. 
B) Benji's phenylketonuria is not likely to surface until he reaches middle age. 
C) If Benji avoids consuming phenylalanine,he will have normal intelligence. 
D) Benji has a high likelihood of having an older mother. 
A) Benji will be mentally retarded. 
B) Benji's phenylketonuria is not likely to surface until he reaches middle age. 
C) If Benji avoids consuming phenylalanine,he will have normal intelligence. 
D) Benji has a high likelihood of having an older mother.

Question 7

The branch of genetics that deals with inheritance of behavioral and psychological traits is known as

Accepted Answer

A) polygenic inheritance. 
B) behavioral genetics. 
C) applied developmental science. 
D) dominant-recessive inheritance. 
A) polygenic inheritance. 
B) behavioral genetics. 
C) applied developmental science. 
D) dominant-recessive inheritance.

Question 8

A potential flaw of twin studies is that

Accepted Answer

A) monozygotic twins do not always have identical genes. 
B) dizygotic twins do not have identical genes. 
C) parents may treat identical twins more similarly than they treat fraternal twins. 
D) parents may treat fraternal twins more similarly than they treat identical twins. 
A) monozygotic twins do not always have identical genes. 
B) dizygotic twins do not have identical genes. 
C) parents may treat identical twins more similarly than they treat fraternal twins. 
D) parents may treat fraternal twins more similarly than they treat identical twins.

Question 9

Intelligence has a heritability coefficient of about .5 which means

Accepted Answer

A) about 50% of an individual's intelligence is due to heredity. 
B) about 50% of the differences in intelligence between people is due to heredity. 
C) about 50% of an individual's intelligence is due to environmental factors. 
D) about 50% of the differences in intelligence between people is unable to be measured. 
A) about 50% of an individual's intelligence is due to heredity. 
B) about 50% of the differences in intelligence between people is due to heredity. 
C) about 50% of an individual's intelligence is due to environmental factors. 
D) about 50% of the differences in intelligence between people is unable to be measured.

Question 10

A fertilized egg contains __________ pairs of chromosome(s).

Accepted Answer

A) 1 
B) 22 
C) 23 
D) 46 
A) 1 
B) 22 
C) 23 
D) 46

Question 11

The first pair of chromosomes determines the sex of the child.

Accepted Answer

A) True 
 B)False

Question 12

Children with Down syndrome typically have

Accepted Answer

A) advanced development. 
B) normal development. 
C) slower than normal development. 
D) no development. 
A) advanced development. 
B) normal development. 
C) slower than normal development. 
D) no development.

Question 13

Chromosomes consist of

Accepted Answer

A) eggs and sperm. 
B) phenotypes. 
C) alleles. 
D) deoxyribonucleic acid. 
A) eggs and sperm. 
B) phenotypes. 
C) alleles. 
D) deoxyribonucleic acid.

Question 14

The presence of abnormal autosomes is a major cause for spontaneous abortions during the period of the zygote.

Accepted Answer

A) True 
 B)False

Question 15

Individuals with the sickle-cell allele are more resistant to malaria.

Accepted Answer

A) True 
 B)False

Question 16

Victor is tall and has below-normal intelligence.He has symptoms of

Accepted Answer

A) Turner's syndrome. 
B) XXX syndrome. 
C) XYY complement. 
D) Y syndrome. 
A) Turner's syndrome. 
B) XXX syndrome. 
C) XYY complement. 
D) Y syndrome.

Question 17

Your friends Shania and Ricky are expecting a baby.Both Shania and Ricky are farsighted and have cheek dimples.Shania and Ricky have said that they hope that their baby won't need to wear glasses or have cheek dimples because they both hate their glasses and dimples.What can you tell them about genetic inheritance and the likelihood that they will get their wish?

Accepted Answer

A good answer will be similar to the fol

Question 18

About 80% of in vitro fertilization attempts succeed.

Accepted Answer

A) True 
 B)False

Question 19

__________ is an inherited disorder caused by an extra 21st chromosome that results in mental retardation.

Accepted Answer

A) Phenylketonuria 
B) Huntington's disease 
C) Down syndrome 
D) Turner's syndrome 
A) Phenylketonuria 
B) Huntington's disease 
C) Down syndrome 
D) Turner's syndrome

Question 20

Who has the greatest risk of having a child with Down syndrome?

Accepted Answer

A) 15-year-old Meredith 
B) 22-year-old Katie 
C) 36-year-old Lisa 
D) 44-year-old Susan 
A) 15-year-old Meredith 
B) 22-year-old Katie 
C) 36-year-old Lisa 
D) 44-year-old Susan

In adoption studies,if a behavior has genetic roots,adopted children should behave more like their biological parents than their adoptive parents.

Extra,missing,or damaged chromosomes

Chromosomes consist of deoxyribonucleic acid (DNA).

Which of the following is the best example of a phenotype?

Dr.Banta conducts an adoption study to estimate the heritability of intelligence.If intelligence is primarily influenced by the environment,he will find that

Benji has the genotype for phenylketonuria.Which of the following statements is true?

The branch of genetics that deals with inheritance of behavioral and psychological traits is known as

A potential flaw of twin studies is that

Intelligence has a heritability coefficient of about .5 which means

A fertilized egg contains __________ pairs of chromosome(s).

The first pair of chromosomes determines the sex of the child.

Children with Down syndrome typically have

Chromosomes consist of

The presence of abnormal autosomes is a major cause for spontaneous abortions during the period of the zygote.

Individuals with the sickle-cell allele are more resistant to malaria.

Victor is tall and has below-normal intelligence.He has symptoms of

About 80% of in vitro fertilization attempts succeed.

__________ is an inherited disorder caused by an extra 21^st chromosome that results in mental retardation.

Who has the greatest risk of having a child with Down syndrome?

The Science of Child Development

Prenatal Development, Birth and the Newborn

Growth and Health

Perceptual and Motor Development

Theories of Cognitive Development

Cognitive Processes and Academic Skills

Intelligence and Individual Differences in Cognition

Language and Communication

Emotional Development

Understanding Self and Others

Moral Understanding and Behavior

Gender and Development

Family Relationships

Influences Beyond the Family

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Exam 2: Genetic Bases of Child Development

In adoption studies,if a behavior has genetic roots,adopted children should behave more like their biological parents than their adoptive parents.

Extra,missing,or damaged chromosomes

Chromosomes consist of deoxyribonucleic acid (DNA).

Which of the following is the best example of a phenotype?

Dr.Banta conducts an adoption study to estimate the heritability of intelligence.If intelligence is primarily influenced by the environment,he will find that

Benji has the genotype for phenylketonuria.Which of the following statements is true?

The branch of genetics that deals with inheritance of behavioral and psychological traits is known as

A potential flaw of twin studies is that

Intelligence has a heritability coefficient of about .5 which means

A fertilized egg contains __________ pairs of chromosome(s).

The first pair of chromosomes determines the sex of the child.

Children with Down syndrome typically have

Chromosomes consist of

The presence of abnormal autosomes is a major cause for spontaneous abortions during the period of the zygote.

Individuals with the sickle-cell allele are more resistant to malaria.

Victor is tall and has below-normal intelligence.He has symptoms of

About 80% of in vitro fertilization attempts succeed.

__________ is an inherited disorder caused by an extra 21st chromosome that results in mental retardation.

Who has the greatest risk of having a child with Down syndrome?

The Science of Child Development

Prenatal Development, Birth and the Newborn

Growth and Health

Perceptual and Motor Development

Theories of Cognitive Development

Cognitive Processes and Academic Skills

Intelligence and Individual Differences in Cognition

Language and Communication

Emotional Development

Understanding Self and Others

Moral Understanding and Behavior

Gender and Development

Family Relationships

Influences Beyond the Family

Filters

__________ is an inherited disorder caused by an extra 21^st chromosome that results in mental retardation.