Question 1

Genetic counseling occurs _________,whereas prenatal testing happens______________.

Accepted Answer

A)  after a woman is pregnant; before a woman is pregnant 
B)  before a woman is pregnant; while a woman is pregnant 
C)  both occur before conception 
D)  both occur after conception 
A)  after a woman is pregnant; before a woman is pregnant 
B)  before a woman is pregnant; while a woman is pregnant 
C)  both occur before conception 
D)  both occur after conception

Question 2

Matthew likes to sing,dance,and act.Due to this,he decided to join the theatre club at his high school.Choosing environments that allow us to develop inherited preferences is termed

Accepted Answer

A)  niche-picking. 
B)  epigenesist. 
C)  ecological interaction. 
D)  evocative genotype. 
A)  niche-picking. 
B)  epigenesist. 
C)  ecological interaction. 
D)  evocative genotype.

Question 3

Which is the smallest?

Accepted Answer

A)  A gene 
B)  The DNA helix 
C)  A cell 
D)  A zygote 
A)  A gene 
B)  The DNA helix 
C)  A cell 
D)  A zygote

Question 4

In American couples,infertility occurs in approximately

Accepted Answer

A)  one in 6 or 7 couples. 
B)  one in 15 couples. 
C)  it depends upon ethnicity. 
D)  it depends upon socioeconomic status. 
A)  one in 6 or 7 couples. 
B)  one in 15 couples. 
C)  it depends upon ethnicity. 
D)  it depends upon socioeconomic status.

Question 5

MATCHING
Match the following:
-Chorionic villus sampling

Accepted Answer

A) takes the form of a double helix 
B) person who carries and transmits characteristics but does not express them 
C) correlation between child's genetic endowment and responses elicited from others 
D) the genetic material received from parents 
E) caused by a recessive gene
F)polygenically determined
G)female sex hormone
H)neural tube defect
I)twins produced from a single egg
J)cell division that results in non-identical cells
K)union of an ovum and a sperm cell
L)samples the membrane enveloping amniotic sac and fetus
M)associated with the 21st pair of chromosomes
N)how genetic material manifests itself in characteristics
O)twins produced from two eggs
P)XXY sex chromosomal pattern
Q)determined by the father
R)both alleles for a trait differ
S)caused by a dominant gene
T)self-propulsion 
A) takes the form of a double helix 
B) person who carries and transmits characteristics but does not express them 
C) correlation between child's genetic endowment and responses elicited from others 
D) the genetic material received from parents 
E) caused by a recessive gene
F)polygenically determined
G)female sex hormone
H)neural tube defect
I)twins produced from a single egg
J)cell division that results in non-identical cells
K)union of an ovum and a sperm cell
L)samples the membrane enveloping amniotic sac and fetus
M)associated with the 21st pair of chromosomes
N)how genetic material manifests itself in characteristics
O)twins produced from two eggs
P)XXY sex chromosomal pattern
Q)determined by the father
R)both alleles for a trait differ
S)caused by a dominant gene
T)self-propulsion

Question 6

Children with PKU cannot metabolize an amino acid called phenylalanine.As a result,the substance builds up in their bodies and

Accepted Answer

A)  causes them to be overweight. 
B)  causes night blindness. 
C)  causes hemophilia. 
D)  impairs central nervous system functioning. 
A)  causes them to be overweight. 
B)  causes night blindness. 
C)  causes hemophilia. 
D)  impairs central nervous system functioning.

Question 7

The following can be said about male conception:

Accepted Answer

A)  fewer males are conceived,but more survive to birth. 
B)  more males are conceived and more survive to birth. 
C)  more males are conceived and more are spontaneously aborted. 
D)  about the same number of males and females are conceived. 
A)  fewer males are conceived,but more survive to birth. 
B)  more males are conceived and more survive to birth. 
C)  more males are conceived and more are spontaneously aborted. 
D)  about the same number of males and females are conceived.

Question 8

If a child receives an allele for blue eyes and an allele for brown eyes,then the child is

Accepted Answer

A)  going to have blue eyes. 
B)  homozygous for that trait. 
C)  heterozygous for that trait. 
D)  exhibiting the law of dominance. 
A)  going to have blue eyes. 
B)  homozygous for that trait. 
C)  heterozygous for that trait. 
D)  exhibiting the law of dominance.

Question 9

Molly is in her 10ᵗʰ week of pregnancy.She is undergoing a procedure in which small threads are removed from the outer membrane that envelops the amniotic sac and fetus.Which procedure is she undergoing?

Accepted Answer

A)  Cervical variability study 
B)  Chorionic villus sampling 
C)  Chorionic variability sampling 
D)  None of the above 
A)  Cervical variability study 
B)  Chorionic villus sampling 
C)  Chorionic variability sampling 
D)  None of the above

Question 10

Dizygotic twins are MORE likely to inherit _____________ than monozygotic twins.

Accepted Answer

A)  schizophrenia 
B)  depression 
C)  autism 
D)  None of these 
A)  schizophrenia 
B)  depression 
C)  autism 
D)  None of these

Question 11

What are chromosomal disorders?

Accepted Answer

Chromosomal disorders occur when childre

Question 12

Polygenic traits

Accepted Answer

A)  are transmitted by a single pair of genes. 
B)  are uncommon in humans. 
C)  are transmitted by the mother. 
D)  result in more complex characteristics. 
A)  are transmitted by a single pair of genes. 
B)  are uncommon in humans. 
C)  are transmitted by the mother. 
D)  result in more complex characteristics.

Question 13

The following can cause infertility in women:

Accepted Answer

A)  obstruction of the reproductive tract. 
B)  irregular ovulation. 
C)  endometriosis. 
D)  All of these 
A)  obstruction of the reproductive tract. 
B)  irregular ovulation. 
C)  endometriosis. 
D)  All of these

Question 14

In comparison to the average male population,individuals with Klinefelter's syndrome

Accepted Answer

A)  produce more estrogen than normal. 
B)  produce less estrogen than normal. 
C)  produce more testosterone than normal. 
D)  produce less testosterone than normal. 
A)  produce more estrogen than normal. 
B)  produce less estrogen than normal. 
C)  produce more testosterone than normal. 
D)  produce less testosterone than normal.

Question 15

Sex-linked diseases are more likely to afflict sons of female carriers because

Accepted Answer

A)  males inherit two X chromosomes from their mothers. 
B)  males have only one X sex chromosome. 
C)  sex-linked disorders are recessive in fathers. 
D)  it is carried only on the Y chromosome. 
A)  males inherit two X chromosomes from their mothers. 
B)  males have only one X sex chromosome. 
C)  sex-linked disorders are recessive in fathers. 
D)  it is carried only on the Y chromosome.

Question 16

Which of the following is NOT a sex-linked abnormality?

Accepted Answer

A)  Duchenne muscular dystrophy 
B)  Hemophilia 
C)  Color blindness 
D)  Down syndrome 
A)  Duchenne muscular dystrophy 
B)  Hemophilia 
C)  Color blindness 
D)  Down syndrome

Question 17

The sperm cell

Accepted Answer

A)  is significantly larger than the egg cell. 
B)  contains two Y chromosomes. 
C)  does not determine the sex of the developing child. 
D)  is one of the smallest types of cells in the body. 
A)  is significantly larger than the egg cell. 
B)  contains two Y chromosomes. 
C)  does not determine the sex of the developing child. 
D)  is one of the smallest types of cells in the body.

Question 18

Color blindness is

Accepted Answer

A)  an enzyme disorder. 
B)  a protein-based disorder. 
C)  a sex-linked abnormality. 
D)  found only in females. 
A)  an enzyme disorder. 
B)  a protein-based disorder. 
C)  a sex-linked abnormality. 
D)  found only in females.

Question 19

The following is TRUE of Tay-Sachs disease:

Accepted Answer

A)  it results in delayed blood clotting. 
B)  it is characterized by an accumulation of lipids in the nervous system. 
C)  it is caused by a dominant gene. 
D)  it is linked to the X chromosome. 
A)  it results in delayed blood clotting. 
B)  it is characterized by an accumulation of lipids in the nervous system. 
C)  it is caused by a dominant gene. 
D)  it is linked to the X chromosome.

Question 20

Huntington's disease is characterized by which of the following symptoms?

Accepted Answer

A)  Uncontrollable muscle movements 
B)  Loss of intellectual functioning 
C)  Personality change 
D)  All of the above 
A)  Uncontrollable muscle movements 
B)  Loss of intellectual functioning 
C)  Personality change 
D)  All of the above

Genetic counseling occurs _,whereas prenatal testing happens______.

Matthew likes to sing,dance,and act.Due to this,he decided to join the theatre club at his high school.Choosing environments that allow us to develop inherited preferences is termed

Which is the smallest?

In American couples,infertility occurs in approximately

MATCHING Match the following: -Chorionic villus sampling

Children with PKU cannot metabolize an amino acid called phenylalanine.As a result,the substance builds up in their bodies and

The following can be said about male conception:

If a child receives an allele for blue eyes and an allele for brown eyes,then the child is

Molly is in her 10ᵗʰ week of pregnancy.She is undergoing a procedure in which small threads are removed from the outer membrane that envelops the amniotic sac and fetus.Which procedure is she undergoing?

Dizygotic twins are MORE likely to inherit _____________ than monozygotic twins.

What are chromosomal disorders?

Polygenic traits

The following can cause infertility in women:

In comparison to the average male population,individuals with Klinefelter's syndrome

Sex-linked diseases are more likely to afflict sons of female carriers because

Which of the following is NOT a sex-linked abnormality?

The sperm cell

Color blindness is

The following is TRUE of Tay-Sachs disease:

Huntington's disease is characterized by which of the following symptoms?

History, Theories, and Methods

Prenatal Development

Birth and the Newborn Baby: In the New World

Infancy: Physical Development

Infancy: Cognitive Development

Infancy: Social and Emotional Development

Early Childhood: Physical Development

Early Childhood: Cognitive Development

Early Childhood: Social and Emotional Development

Middle Childhood: Physical Development

Middle Childhood: Cognitive Development

Middle Childhood: Social and Emotional Development

Filters

Exam 2: Heredity and Conception

Genetic counseling occurs _________,whereas prenatal testing happens______________.

Matthew likes to sing,dance,and act.Due to this,he decided to join the theatre club at his high school.Choosing environments that allow us to develop inherited preferences is termed

Which is the smallest?

In American couples,infertility occurs in approximately

MATCHING Match the following: -Chorionic villus sampling

Children with PKU cannot metabolize an amino acid called phenylalanine.As a result,the substance builds up in their bodies and

The following can be said about male conception:

If a child receives an allele for blue eyes and an allele for brown eyes,then the child is

Molly is in her 10ᵗʰ week of pregnancy.She is undergoing a procedure in which small threads are removed from the outer membrane that envelops the amniotic sac and fetus.Which procedure is she undergoing?

Dizygotic twins are MORE likely to inherit _____________ than monozygotic twins.

What are chromosomal disorders?

Polygenic traits

The following can cause infertility in women:

In comparison to the average male population,individuals with Klinefelter's syndrome

Sex-linked diseases are more likely to afflict sons of female carriers because

Which of the following is NOT a sex-linked abnormality?

The sperm cell

Color blindness is

The following is TRUE of Tay-Sachs disease:

Huntington's disease is characterized by which of the following symptoms?

History, Theories, and Methods

Prenatal Development

Birth and the Newborn Baby: In the New World

Infancy: Physical Development

Infancy: Cognitive Development

Infancy: Social and Emotional Development

Early Childhood: Physical Development

Early Childhood: Cognitive Development

Early Childhood: Social and Emotional Development

Middle Childhood: Physical Development

Middle Childhood: Cognitive Development

Middle Childhood: Social and Emotional Development

Filters

Genetic counseling occurs _,whereas prenatal testing happens______.