Question 1

Gary and Shelley are undergoing genetic counselling to determine if their baby is at risk. What test is used to determine the parents' genotypes?

Accepted Answer

A)  x-ray 
B)  blood test 
C)  urine test 
D)  DNA swab test 
A)  x-ray 
B)  blood test 
C)  urine test 
D)  DNA swab test B

Question 2

Whose mother most likely took thalidomide while pregnant?

Accepted Answer

A)  Dean, who has a heart defect 
B)  Michael, who has deformed arms and legs 
C)  Jerry, who is deaf 
D)  Larry, who is severely mentally retarded 
A)  Dean, who has a heart defect 
B)  Michael, who has deformed arms and legs 
C)  Jerry, who is deaf 
D)  Larry, who is severely mentally retarded B

Question 3

Kim gave birth to a healthy, happy baby boy. And while he has brought joy to her life, Kim has remained irritable, apathetic, and she is not eating or resting properly. What is the name for Kim's condition?

Accepted Answer

A)  neonatal nerves 
B)  postpartum depression 
C)  postpartum anxiety disorder 
D)  baby blues 
A)  neonatal nerves 
B)  postpartum depression 
C)  postpartum anxiety disorder 
D)  baby blues B

Question 4

During the embryonic period, what forms the hair and the nervous system?

Accepted Answer

A)  cells in the mesoderm layer 
B)  cells in the endoderm layer 
C)  cells in the placenta layer 
D)  cells in the ectoderm layer 
A)  cells in the mesoderm layer 
B)  cells in the endoderm layer 
C)  cells in the placenta layer 
D)  cells in the ectoderm layer

Question 5

Which letter is used to designate one of the human sex chromosomes?

Accepted Answer

A)  B 
B)  O 
C)  Y 
D)  S 
A)  B 
B)  O 
C)  Y 
D)  S

Question 6

Which of the following is a teratogen?

Accepted Answer

A)  jelly beans 
B)  energy drinks 
C)  vitamin supplements 
D)  nicotine 
A)  jelly beans 
B)  energy drinks 
C)  vitamin supplements 
D)  nicotine

Question 7

What do we call the thick, "greasy" substance that covers the fetus around five to six months after conception?

Accepted Answer

A)  placenta 
B)  vernix 
C)  amnion 
D)  endoderm 
A)  placenta 
B)  vernix 
C)  amnion 
D)  endoderm

Question 8

Approximately how many "test tube" babies are born each year around the world?

Accepted Answer

A)  45 000 
B)  50 000 
C)  55 000 
D)  60 000 
A)  45 000 
B)  50 000 
C)  55 000 
D)  60 000

Question 9

While JoEllen did not smoke during her pregnancy, her husband, Jerry did. What effect does second hand smoke have on a child?

Accepted Answer

A)  impaired motor skills 
B)  deformed limbs 
C)  smaller birthweight 
D)  breathing difficulties 
A)  impaired motor skills 
B)  deformed limbs 
C)  smaller birthweight 
D)  breathing difficulties

Question 10

What do AIDS and genital herpes have in common?

Accepted Answer

A)  They can be passed along to an infant as they pass through the birth canal. 
B)  They typically result in blindness. 
C)  They cannot be transmitted to a fetus through the placenta. 
D)  They can be eliminated by maternal inoculation. 
A)  They can be passed along to an infant as they pass through the birth canal. 
B)  They typically result in blindness. 
C)  They cannot be transmitted to a fetus through the placenta. 
D)  They can be eliminated by maternal inoculation.

Question 11

Which of the following analogies could be used to complete the phrase, "Genotype is to phenotype as"?

Accepted Answer

A)  homozygous is to heterozygous 
B)  nurture is to nature 
C)  DNA is to RNA 
D)  chromosome pattern is to facial features 
A)  homozygous is to heterozygous 
B)  nurture is to nature 
C)  DNA is to RNA 
D)  chromosome pattern is to facial features

Question 12

Dr. Cortez informs Julia that her fetus has developed a fine, silky hair that covers the majority of her baby's skin surface. While Julia is concerned about this, Dr. Cortez informs her that the hair will be mostly shed before the baby's birth. What is the name of this hair?

Accepted Answer

A)  baby hair 
B)  fetal hair 
C)  down 
D)  lanugo 
A)  baby hair 
B)  fetal hair 
C)  down 
D)  lanugo

Question 13

According to Werner's 1989 and 1995 longitudinal studies, what problems were associated with low birth weight?

Accepted Answer

A)  They were typically life-long. 
B)  They had no impact on social or cognitive abilities. 
C)  They were only found in males. 
D)  They could be overcome if the child was raised in a stable family environment. 
A)  They were typically life-long. 
B)  They had no impact on social or cognitive abilities. 
C)  They were only found in males. 
D)  They could be overcome if the child was raised in a stable family environment.

Question 14

Kirk is heterozygous for cheek dimples but is born with big dimples in both cheeks. What does this say about the allele for cheek dimples?

Accepted Answer

A)  It is dominant. 
B)  It is sex-linked. 
C)  It is recessive. 
D)  It is polygenetic. 
A)  It is dominant. 
B)  It is sex-linked. 
C)  It is recessive. 
D)  It is polygenetic.

Question 15

What do we call the point at which a zygote burrows into the uterine wall?

Accepted Answer

A)  fertilization 
B)  implantation 
C)  niche-picking 
D)  dilation 
A)  fertilization 
B)  implantation 
C)  niche-picking 
D)  dilation

Question 16

What does the term "crowning" mean?

Accepted Answer

A)  The cervix has just fully dilated. 
B)  Uterine contractions are about to start. 
C)  The baby's head has just reached the vaginal opening. 
D)  The placenta is about to be delivered. 
A)  The cervix has just fully dilated. 
B)  Uterine contractions are about to start. 
C)  The baby's head has just reached the vaginal opening. 
D)  The placenta is about to be delivered.

Question 17

Linda has one allele for curly hair and another for straight hair. What kind of alleles are these?

Accepted Answer

A)  polyzygotic alleles 
B)  dizygotic alleles 
C)  homozygous alleles 
D)  heterozygous alleles 
A)  polyzygotic alleles 
B)  dizygotic alleles 
C)  homozygous alleles 
D)  heterozygous alleles

Question 18

Which of the following examples best illustrates the concept of genetic incomplete dominance?

Accepted Answer

A)  an individual with two alleles for baldness who has long hair 
B)  an individual with two alleles for shyness who is shy 
C)  an individual with one allele for obesity and another for thinness who is of average weight 
D)  an individual with a single allele for aggression who is violent 
A)  an individual with two alleles for baldness who has long hair 
B)  an individual with two alleles for shyness who is shy 
C)  an individual with one allele for obesity and another for thinness who is of average weight 
D)  an individual with a single allele for aggression who is violent

Question 19

In people with sickle-cell anemia, certain red blood cells in their bodies are different from normal. What is different about these red blood cells?

Accepted Answer

A)  their size 
B)  their shape 
C)  their density 
D)  their location 
A)  their size 
B)  their shape 
C)  their density 
D)  their location

Question 20

What is one key purpose of the amniotic fluid?

Accepted Answer

A)  to provide the embryo with nutrients 
B)  to stimulate development of neurotransmitters 
C)  to screen the flow of blood between the mother and the embryo 
D)  to maintain a constant temperature for the embryo 
A)  to provide the embryo with nutrients 
B)  to stimulate development of neurotransmitters 
C)  to screen the flow of blood between the mother and the embryo 
D)  to maintain a constant temperature for the embryo

Gary and Shelley are undergoing genetic counselling to determine if their baby is at risk. What test is used to determine the parents' genotypes?

Whose mother most likely took thalidomide while pregnant?

Kim gave birth to a healthy, happy baby boy. And while he has brought joy to her life, Kim has remained irritable, apathetic, and she is not eating or resting properly. What is the name for Kim's condition?

During the embryonic period, what forms the hair and the nervous system?

Which letter is used to designate one of the human sex chromosomes?

Which of the following is a teratogen?

What do we call the thick, "greasy" substance that covers the fetus around five to six months after conception?

Approximately how many "test tube" babies are born each year around the world?

While JoEllen did not smoke during her pregnancy, her husband, Jerry did. What effect does second hand smoke have on a child?

What do AIDS and genital herpes have in common?

Which of the following analogies could be used to complete the phrase, "Genotype is to phenotype as"?

Dr. Cortez informs Julia that her fetus has developed a fine, silky hair that covers the majority of her baby's skin surface. While Julia is concerned about this, Dr. Cortez informs her that the hair will be mostly shed before the baby's birth. What is the name of this hair?

According to Werner's 1989 and 1995 longitudinal studies, what problems were associated with low birth weight?

Kirk is heterozygous for cheek dimples but is born with big dimples in both cheeks. What does this say about the allele for cheek dimples?

What do we call the point at which a zygote burrows into the uterine wall?

What does the term "crowning" mean?

Linda has one allele for curly hair and another for straight hair. What kind of alleles are these?

Which of the following examples best illustrates the concept of genetic incomplete dominance?

In people with sickle-cell anemia, certain red blood cells in their bodies are different from normal. What is different about these red blood cells?

What is one key purpose of the amniotic fluid?

The Study of Human Development

Tools for Exploring the World

Entering the Social World

Growing and Learning in the Preschool Years

Interacting and the Work of Play

Off to School

Expanding Social Horizons

Rites of Passage

Moving into the Adult Social World

Becoming an Adult

Being with Others

Work and Leisure

Making It in Midlife

The Personal Context of Later Life

Social Aspects of Later Life

The Final Passage

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Exam 2: Biological Foundations

Gary and Shelley are undergoing genetic counselling to determine if their baby is at risk. What test is used to determine the parents' genotypes?

Whose mother most likely took thalidomide while pregnant?

Kim gave birth to a healthy, happy baby boy. And while he has brought joy to her life, Kim has remained irritable, apathetic, and she is not eating or resting properly. What is the name for Kim's condition?

During the embryonic period, what forms the hair and the nervous system?

Which letter is used to designate one of the human sex chromosomes?

Which of the following is a teratogen?

What do we call the thick, "greasy" substance that covers the fetus around five to six months after conception?

Approximately how many "test tube" babies are born each year around the world?

While JoEllen did not smoke during her pregnancy, her husband, Jerry did. What effect does second hand smoke have on a child?

What do AIDS and genital herpes have in common?

Which of the following analogies could be used to complete the phrase, "Genotype is to phenotype as"?

Dr. Cortez informs Julia that her fetus has developed a fine, silky hair that covers the majority of her baby's skin surface. While Julia is concerned about this, Dr. Cortez informs her that the hair will be mostly shed before the baby's birth. What is the name of this hair?

According to Werner's 1989 and 1995 longitudinal studies, what problems were associated with low birth weight?

Kirk is heterozygous for cheek dimples but is born with big dimples in both cheeks. What does this say about the allele for cheek dimples?

What do we call the point at which a zygote burrows into the uterine wall?

What does the term "crowning" mean?

Linda has one allele for curly hair and another for straight hair. What kind of alleles are these?

Which of the following examples best illustrates the concept of genetic incomplete dominance?

In people with sickle-cell anemia, certain red blood cells in their bodies are different from normal. What is different about these red blood cells?

What is one key purpose of the amniotic fluid?

The Study of Human Development

Tools for Exploring the World

Entering the Social World

Growing and Learning in the Preschool Years

Interacting and the Work of Play

Off to School

Expanding Social Horizons

Rites of Passage

Moving into the Adult Social World

Becoming an Adult

Being with Others

Work and Leisure

Making It in Midlife

The Personal Context of Later Life

Social Aspects of Later Life

The Final Passage

Filters