Question 1

Norah and Bob are elated,as they have just brought their twins home.After trying to have a baby of their own for eight years,they opted for fertility treatment a year ago.Their gametes were harvested and fertilized artificially; and the successfully fertilized eggs were placed back in Norah's uterus.The pregnancy was fairly uneventful after that,although Norah had to go for frequent medical checks and take many precautionary measures.Norah and Bob used the ________ technique of assisted reproduction.

Accepted Answer

A)  artificial insemination
B)  in vivo fertilization
C)  in vitro fertilization
D)  gamete intrafallopian transfer

Question 2

Which of the following is a characteristic feature of Klinefelter syndrome?

Accepted Answer

A)  a protruding tongue
B)  a webbed neck
C)  undeveloped testes
D)  an extra fold of skin over the eyelids

Question 3

Which of the following genetic disorders can be classified as a sex-linked chromosomal abnormality?

Accepted Answer

A)  phenylketonuria
B)  sickle-cell anemia
C)  Klinefelter syndrome
D)  Down syndrome

Question 4

According to research,who seems to benefit from open adoptions?

Accepted Answer

A)  child
B)  biological parents
C)  adoptive parents
D)  all of these

Question 5

Discovering the location of a gene (or genes) in relation to a marker gene (whose position is already known) is the goal of

Accepted Answer

A)  the genome-wide association method.
B)  linkage analysis.
C)  next-generation sequencing.
D)  collective sampling.

Question 6

Ultrasound sonography uses ________ to conduct prenatal diagnosis.

Accepted Answer

A)  a strong magnetic field
B)  strong ultraviolet waves
C)  high-frequency infrared waves
D)  high-frequency sound waves

Question 7

According to studies examining gene × environment interaction,individuals who possess the longer version of the gene 5-HTTLPR (a gene involving the neurotransmitter serotonin)

Accepted Answer

A)  are more likely to develop depression.
B)  are more likely to have difficult temperaments.
C)  seem to show more resilience in the face of stressful environments.
D)  are less likely to be evaluated positively by their peers.

Question 8

Which of the following genetic disorders is caused by the presence of an extra copy of chromosome 21?

Accepted Answer

A)  Down syndrome
B)  Turner syndrome
C)  sickle-cell anemia
D)  phenylketonuria

Question 9

Studies involving gene × environment interactions have identified a short version of a gene labeled 5-HTTLPR (a gene involving the neurotransmitter serotonin) that,when combined with a stressful environment,can elevate the risks of developing

Accepted Answer

A)  depression.
B)  intelligence.
C)  cancer.
D)  type 2 diabetes.

Question 10

Jennifer was adopted at an early age,while Jasmine grew up in the foster care program.Based on research presented in your text,what is one likely outcome related to their respective cognitive development?

Accepted Answer

A)  Jennifer's cognitive abilities will be below Jasmine's cognitive abilities.
B)  Jennifer's cognitive abilities will be above Jasmine's cognitive abilities.
C)  There will be little noticeable difference between the girls' cognitive abilities.
D)  Research on adoption and foster care has not focused on cognitive development.

Question 11

Jorge,an adoptee and an emerging adult,has never met his biological mother or father.Jorge's adoption would be considered a(n) ________ adoption.

Accepted Answer

A)  closed
B)  open
C)  abnormal
D)  cultural

Question 12

Niche-picking genotype-environment correlations occur when

Accepted Answer

A)  biological parents provide a rearing environment for the child.
B)  children seek out environments that they find compatible and stimulating.
C)  children behave in ways that elicit certain types of environment.
D)  children behave in ways that reflect the inherited disposition of their biological parents.

Question 13

Describe a chromosomal abnormality that affects only females.

Accepted Answer

Students' answers may vary. Turner syndr...

Question 14

Describe the three ways in which heredity and environment may be correlated.

Accepted Answer

Behavior geneticist Sandra Scarr describ...

Question 15

Critics of studies examining gene × environment interaction have had difficulty

Accepted Answer

A)  finding subjects to participate in research projects.
B)  finding topics that adapt to the area of study.
C)  replicating the results of previous studies.
D)  finding the money to pay subjects.

Question 16

Which of the following statements concerning adoption studies is correct?

Accepted Answer

A)  Adoption studies involve studying the behavioral similarity of identical twins raised together.
B)  Adoption studies compare children's traits with their adoptive and biological parents' traits.
C)  Adoption studies cannot be conducted on single children or siblings who are neither identical nor fraternal twins.
D)  Adoption studies clearly show that environment is more important than heredity.

Question 17

The genome-wide association method is used to

Accepted Answer

A)  identify genetic variations linked to a particular disease.
B)  collect data from multiple genetic studies and analyze that data.
C)  identify the influence of environmental factors on emotional development.
D)  rule out the influence of genetics as a cause of diseases.

Question 18

According to your text,conclusions from studies examining gene × environment interaction

Accepted Answer

A)  have been replicated by many researchers,each verifying the conclusions.
B)  are nearly always correct,with the exception of studies that have focused on dopamine.
C)  are now considered the most persuasive of all studies from the behavior genetics field.
D)  have been difficult to replicate and verify.

Question 19

Which of the following is a neural tube disorder that can be treated with corrective surgery at birth?

Accepted Answer

A)  Huntington's disease
B)  Tay-Sachs disease
C)  spina bifida
D)  diabetes

Question 20

When Wendy was a baby,she was diagnosed with a gene-linked abnormality that left her unable to metabolize an important amino acid.Because her condition was diagnosed early,the doctors recommended that her parents put her on a diet that prevents an excess accumulation of the concerning amino acid in her body.This diet has helped her deal with the disorder successfully without experiencing any of the major disturbances of development this disorder is associated with.Wendy is likely suffering from

Accepted Answer

A)  phenylketonuria.
B)  hemophilia.
C)  Turner syndrome.
D)  fragile X syndrome.

Exam 2: Biological Beginnings

Correct Answer
verified

Niche-picking genotype-environment correlations occur when

Correct Answer
verified

Which of the following is a characteristic feature of Klinefelter syndrome?

Correct Answer
verified

According to research,who seems to benefit from open adoptions?

Correct Answer
verified

Jennifer was adopted at an early age,while Jasmine grew up in the foster care program.Based on research presented in your text,what is one likely outcome related to their respective cognitive development?

Correct Answer
verified

Discovering the location of a gene (or genes) in relation to a marker gene (whose position is already known) is the goal of

Correct Answer
verified

Describe a chromosomal abnormality that affects only females.

Correct Answer
verified
Students' answers may vary. Turner syndr...
View Answer

Correct Answer
verified

Which of the following is a neural tube disorder that can be treated with corrective surgery at birth?

Correct Answer
verified

Which of the following genetic disorders can be classified as a sex-linked chromosomal abnormality?

Correct Answer
verified

Which of the following genetic disorders is caused by the presence of an extra copy of chromosome 21?

Correct Answer
verified

Jorge,an adoptee and an emerging adult,has never met his biological mother or father.Jorge's adoption would be considered a(n) ________ adoption.

Correct Answer
verified

Studies involving gene × environment interactions have identified a short version of a gene labeled 5-HTTLPR (a gene involving the neurotransmitter serotonin) that,when combined with a stressful environment,can elevate the risks of developing

Correct Answer
verified

Ultrasound sonography uses ________ to conduct prenatal diagnosis.

Correct Answer
verified

The genome-wide association method is used to

Correct Answer
verified

Describe the three ways in which heredity and environment may be correlated.

Correct Answer
verified
Behavior geneticist Sandra Scarr describ...
View Answer

Critics of studies examining gene × environment interaction have had difficulty

Correct Answer
verified

According to your text,conclusions from studies examining gene × environment interaction

Correct Answer
verified

Which of the following statements concerning adoption studies is correct?

Correct Answer
verified

According to studies examining gene × environment interaction,individuals who possess the longer version of the gene 5-HTTLPR (a gene involving the neurotransmitter serotonin)

Correct Answer
verified

Exam 2: Biological Beginnings

Correct AnswerverifiedShow Answer

Niche-picking genotype-environment correlations occur when

Correct AnswerverifiedShow Answer

Which of the following is a characteristic feature of Klinefelter syndrome?

Correct AnswerverifiedShow Answer

According to research,who seems to benefit from open adoptions?

Correct AnswerverifiedShow Answer

Jennifer was adopted at an early age,while Jasmine grew up in the foster care program.Based on research presented in your text,what is one likely outcome related to their respective cognitive development?

Correct AnswerverifiedShow Answer

Discovering the location of a gene (or genes) in relation to a marker gene (whose position is already known) is the goal of

Correct AnswerverifiedShow Answer

Describe a chromosomal abnormality that affects only females.

Correct AnswerverifiedStudents' answers may vary. Turner syndr...View AnswerShow Answer

Correct AnswerverifiedShow Answer

Which of the following is a neural tube disorder that can be treated with corrective surgery at birth?

Correct AnswerverifiedShow Answer

Which of the following genetic disorders can be classified as a sex-linked chromosomal abnormality?

Correct AnswerverifiedShow Answer

Which of the following genetic disorders is caused by the presence of an extra copy of chromosome 21?

Correct AnswerverifiedShow Answer

Jorge,an adoptee and an emerging adult,has never met his biological mother or father.Jorge's adoption would be considered a(n) ________ adoption.

Correct AnswerverifiedShow Answer

Studies involving gene × environment interactions have identified a short version of a gene labeled 5-HTTLPR (a gene involving the neurotransmitter serotonin) that,when combined with a stressful environment,can elevate the risks of developing

Correct AnswerverifiedShow Answer

Ultrasound sonography uses ________ to conduct prenatal diagnosis.

Correct AnswerverifiedShow Answer

The genome-wide association method is used to

Correct AnswerverifiedShow Answer

Describe the three ways in which heredity and environment may be correlated.

Correct AnswerverifiedBehavior geneticist Sandra Scarr describ...View AnswerShow Answer

Critics of studies examining gene × environment interaction have had difficulty

Correct AnswerverifiedShow Answer

According to your text,conclusions from studies examining gene × environment interaction

Correct AnswerverifiedShow Answer

Which of the following statements concerning adoption studies is correct?

Correct AnswerverifiedShow Answer

According to studies examining gene × environment interaction,individuals who possess the longer version of the gene 5-HTTLPR (a gene involving the neurotransmitter serotonin)

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
Students' answers may vary. Turner syndr...
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
verified

Correct Answer
verified
Behavior geneticist Sandra Scarr describ...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified