Question 1

Each member of a pair of genes is termed a(n) _____.

Accepted Answer

A)  allele 
B)  zygote 
C)  autosome 
D)  node 
A)  allele 
B)  zygote 
C)  autosome 
D)  node

Question 2

The mother usually feels the first fetal movements during the first month of pregnancy.

Accepted Answer

A) True 
 B)False

Question 3

Chromosomes contain thousands of segments called:

Accepted Answer

A)  nuclei. 
B)  nodes. 
C)  capillaries. 
D)  genes. 
A)  nuclei. 
B)  nodes. 
C)  capillaries. 
D)  genes.

Question 4

Which of the following illnesses causes a degeneration of the central nervous system?

Accepted Answer

A)  Tay-Sachs disease 
B)  Cystic fibrosis 
C)  Turner syndrome 
D)  Klinefelter syndrome 
A)  Tay-Sachs disease 
B)  Cystic fibrosis 
C)  Turner syndrome 
D)  Klinefelter syndrome

Question 5

The typical sex chromosome pattern for males is _____.

Accepted Answer

A)  XX 
B)  XYY 
C)  XY 
D)  XXY 
A)  XX 
B)  XYY 
C)  XY 
D)  XXY

Question 6

According to a survey by Adhikari and Liu in the year 2013, at birth, women have:

Accepted Answer

A)  close to 100,000 ova. 
B)  around 300,000 to 400,000 ova. 
C)  around 100 to 200 ova. 
D)  only 500 ova. 
A)  close to 100,000 ova. 
B)  around 300,000 to 400,000 ova. 
C)  around 100 to 200 ova. 
D)  only 500 ova.

Question 7

Why is amniocentesis carried out on pregnant women?

Accepted Answer

Answers will vary. Amniocentesis is usua

Question 8

Meiosis is responsible for the production of sperm and ova.

Accepted Answer

A) True 
 B)False

Question 9

Describe the symptoms and conditions of a child with Down's syndrome.

Accepted Answer

Answers will vary. Down's syndrome is us

Question 10

Which of the following happens in the critical period that occurs in the fourth through eighth weeks of a pregnancy?

Accepted Answer

A)  The development of the lungs 
B)  The development of the heart 
C)  The development of arms and legs 
D)  The development of the stomach 
A)  The development of the lungs 
B)  The development of the heart 
C)  The development of arms and legs 
D)  The development of the stomach

Question 11

Babies with fetal alcohol syndrome (FAS) are often larger than normal, and so are their brains.

Accepted Answer

A) True 
 B)False

Question 12

Dizygotic (DZ) twins share _________percent of their genes. ​

Accepted Answer

A)  100 
B)  75 
C)  50 
D)  25 
A)  100 
B)  75 
C)  50 
D)  25

Question 13

When the effects of both alleles are shown, there is said to be:

Accepted Answer

A)  codominance. 
B)  preponderance. 
C)  ascendance. 
D)  concurrence. 
A)  codominance. 
B)  preponderance. 
C)  ascendance. 
D)  concurrence.

Question 14

The probability of having a child with Down's syndrome increases with the age of the parents.

Accepted Answer

A) True 
 B)False

Question 15

Discuss the cause of fetal alcohol syndrome (FAS).

Accepted Answer

Answers will vary. Alcohol passes throug

Question 16

Girls with Turner syndrome:

Accepted Answer

A)  possess more thymine than cytosine. 
B)  are taller than average. 
C)  produce little estrogen. 
D)  are more likely to give birth to twins. 
A)  possess more thymine than cytosine. 
B)  are taller than average. 
C)  produce little estrogen. 
D)  are more likely to give birth to twins.

Question 17

Monozygotic (MZ) twins are known as fraternal twins.

Accepted Answer

A) True 
 B)False

Question 18

Matt is a 36-year-old male. In the past year, he has noticed that his limbs sometimes move on their own, and he has also started having trouble remembering things and doing simple calculations. Matt's father and grandfather were also known to have similar problems during their adulthood. Matt is most likely suffering from:

Accepted Answer

A)  phenylketonuria (PKU). 
B)  cystic fibrosis. 
C)  Turner syndrome. 
D)  Huntington's disease (H
D) . 
A)  phenylketonuria (PKU). 
B)  cystic fibrosis. 
C)  Turner syndrome. 
D)  Huntington's disease (H
D) .

Question 19

_________is a fatal genetic neurologic disorder whose onset is in middle age. ​

Accepted Answer

A)  Tay-Sachs disease 
B)  Duchenne muscular dystrophy 
C)  Hemophilia 
D)  Huntington's disease 
A)  Tay-Sachs disease 
B)  Duchenne muscular dystrophy 
C)  Hemophilia 
D)  Huntington's disease

Question 20

Which of the following statements is a symptom of cystic fibrosis in children?

Accepted Answer

A)  Cystic fibrosis leads to uncontrollable muscle movements and personality change. 
B)  Cystic fibrosis leads to the excessive production of thick mucus that clogs the pancreas and lungs. 
C)  Cystic fibrosis causes red blood cells to clump together, obstructing small blood vessels and decreasing the oxygen supply. 
D)  Cystic fibrosis causes the central nervous system to degenerate, resulting in death. 
A)  Cystic fibrosis leads to uncontrollable muscle movements and personality change. 
B)  Cystic fibrosis leads to the excessive production of thick mucus that clogs the pancreas and lungs. 
C)  Cystic fibrosis causes red blood cells to clump together, obstructing small blood vessels and decreasing the oxygen supply. 
D)  Cystic fibrosis causes the central nervous system to degenerate, resulting in death.

Each member of a pair of genes is termed a(n) _____.

The mother usually feels the first fetal movements during the first month of pregnancy.

Chromosomes contain thousands of segments called:

Which of the following illnesses causes a degeneration of the central nervous system?

The typical sex chromosome pattern for males is _____.

According to a survey by Adhikari and Liu in the year 2013, at birth, women have:

Why is amniocentesis carried out on pregnant women?

Meiosis is responsible for the production of sperm and ova.

Describe the symptoms and conditions of a child with Down's syndrome.

Which of the following happens in the critical period that occurs in the fourth through eighth weeks of a pregnancy?

Babies with fetal alcohol syndrome (FAS) are often larger than normal, and so are their brains.

Dizygotic (DZ) twins share _________percent of their genes.

When the effects of both alleles are shown, there is said to be:

The probability of having a child with Down's syndrome increases with the age of the parents.

Discuss the cause of fetal alcohol syndrome (FAS).

Girls with Turner syndrome:

Monozygotic (MZ) twins are known as fraternal twins.

_________is a fatal genetic neurologic disorder whose onset is in middle age.

Which of the following statements is a symptom of cystic fibrosis in children?

History, Theories, and Methods

Birth and the Newborn Baby: in the New World

Infancy: Physical Development

Infancy: Cognitive Development

Infancy: Social and Emotional Development

Early Childhood: Physical and Cognitive Development

Early Childhood: Social and Emotional Development

Middle Childhood: Physical and Cognitive Development

Middle Childhood: Social and Emotional Development

Adolescence: Physical and Cognitive Development

Adolescence: Social and Emotional Development

Early Adulthood: Physical and Cognitive Development

Early Adulthood: Social and Emotional Development

Middle Adulthood: Physical and Cognitive Development

Middle Adulthood: Social and Emotional Development

Late Adulthood: Physical and Cognitive Development

Late Adulthood: Social and Emotional Development

Lifes

Filters

Exam 2: Heredity and Prenatal Development

Each member of a pair of genes is termed a(n) _____.

The mother usually feels the first fetal movements during the first month of pregnancy.

Chromosomes contain thousands of segments called:

Which of the following illnesses causes a degeneration of the central nervous system?

The typical sex chromosome pattern for males is _____.

According to a survey by Adhikari and Liu in the year 2013, at birth, women have:

Why is amniocentesis carried out on pregnant women?

Meiosis is responsible for the production of sperm and ova.

Describe the symptoms and conditions of a child with Down's syndrome.

Which of the following happens in the critical period that occurs in the fourth through eighth weeks of a pregnancy?

Babies with fetal alcohol syndrome (FAS) are often larger than normal, and so are their brains.

Dizygotic (DZ) twins share _________percent of their genes. ​

When the effects of both alleles are shown, there is said to be:

The probability of having a child with Down's syndrome increases with the age of the parents.

Discuss the cause of fetal alcohol syndrome (FAS).

Girls with Turner syndrome:

Monozygotic (MZ) twins are known as fraternal twins.

_________is a fatal genetic neurologic disorder whose onset is in middle age. ​

Which of the following statements is a symptom of cystic fibrosis in children?

History, Theories, and Methods

Birth and the Newborn Baby: in the New World

Infancy: Physical Development

Infancy: Cognitive Development

Infancy: Social and Emotional Development

Early Childhood: Physical and Cognitive Development

Early Childhood: Social and Emotional Development

Middle Childhood: Physical and Cognitive Development

Middle Childhood: Social and Emotional Development

Adolescence: Physical and Cognitive Development

Adolescence: Social and Emotional Development

Early Adulthood: Physical and Cognitive Development

Early Adulthood: Social and Emotional Development

Middle Adulthood: Physical and Cognitive Development

Middle Adulthood: Social and Emotional Development

Late Adulthood: Physical and Cognitive Development

Late Adulthood: Social and Emotional Development

Lifes

Filters

Dizygotic (DZ) twins share _________percent of their genes.

_________is a fatal genetic neurologic disorder whose onset is in middle age.