Question 1

Match each term with its corresponding definition or description.
-A grid used to determine the probability of inheriting genetic traits

Accepted Answer

A) Turner syndrome 
B) Cystic fibrosis 
C) Down syndrome 
D) Pedigree 
E) Single-gene disease
F)Klinefelter syndrome
G)Karyotype
H)Genetic predisposition
I)PKU
J)Punnett square 
A) Turner syndrome 
B) Cystic fibrosis 
C) Down syndrome 
D) Pedigree 
E) Single-gene disease
F)Klinefelter syndrome
G)Karyotype
H)Genetic predisposition
I)PKU
J)Punnett square

Question 2

An albino father and a mother with normal skin color who carries the gene for albinism have the probability of having 25% of their offspring be albino.

Accepted Answer

A) True 
 B)False

Question 3

Evaluate the current success of gene therapy.

Accepted Answer

Gene therapy has shown promising results

Question 4

Explain the ways in which genetic variation is increased when passing genetic information on to the next generation.

Accepted Answer

Genetic variation is increased when pass

Question 5

Match each term with its corresponding definition or description.
-Condition that causes the presence of an extra 21st chromosome

Accepted Answer

A) Turner syndrome 
B) Cystic fibrosis 
C) Down syndrome 
D) Pedigree 
E) Single-gene disease
F)Klinefelter syndrome
G)Karyotype
H)Genetic predisposition
I)PKU
J)Punnett square 
A) Turner syndrome 
B) Cystic fibrosis 
C) Down syndrome 
D) Pedigree 
E) Single-gene disease
F)Klinefelter syndrome
G)Karyotype
H)Genetic predisposition
I)PKU
J)Punnett square

Question 6

What is a pedigree? Explain a situation in which it could be used for genetic counseling.

Accepted Answer

A pedigree is a diagram that depicts the

Question 7

Because the father has both X and Y chromosomes, it is his gamete rather than the mother's that determines the sex of the offspring.

Accepted Answer

A) True 
 B)False

Question 8

The q-arm is the long segment of the chromosome.

Accepted Answer

A) True 
 B)False

Question 9

Sperm from the same father will always carry the same set of chromosomes.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following can be a genetic mutagen?

Accepted Answer

A)  Radiation 
B)  Virus 
C)  Chemicals 
D)  All of the above can be genetic mutagens. 
A)  Radiation 
B)  Virus 
C)  Chemicals 
D)  All of the above can be genetic mutagens.

Question 11

Match each term with its corresponding definition or description.
-A condition in which a cell has three members of a chromosome pair

Accepted Answer

A) Proteome 
B) Crossing-over 
C) Dominant gene 
D) Gene 
E) p-arm
F)Trisomy
G)Genetics
H)Recessive gene
I)Genome
J)q-arm
K)Sex-linked trait
L)Genetic mutation
M)Monosomy
N)Autosome
O)Nondisjunction 
A) Proteome 
B) Crossing-over 
C) Dominant gene 
D) Gene 
E) p-arm
F)Trisomy
G)Genetics
H)Recessive gene
I)Genome
J)q-arm
K)Sex-linked trait
L)Genetic mutation
M)Monosomy
N)Autosome
O)Nondisjunction

Question 12

A gene can be reduced to a sequence of DNA nucleotides.

Accepted Answer

A) True 
 B)False

Question 13

Which of the following genetic diseases results from a recessive gene that fails to produce an enzyme needed to convert an amino acid into tyrosine?

Accepted Answer

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

Question 14

If both the mother and father are carriers for albinism, the probability that their offspring will be albino is

Accepted Answer

A)  0%. 
B)  25%. 
C)  50%. 
D)  100%. 
A)  0%. 
B)  25%. 
C)  50%. 
D)  100%.

Question 15

A Punnett square can be used to determine the probability of two carriers of albinism having an albino offspring.

Accepted Answer

A) True 
 B)False

Question 16

The process of crossing-over helps prevent genetic variation in the offspring.

Accepted Answer

A) True 
 B)False

Question 17

Match each term with its corresponding definition or description.
-The shorter segment of a chromosome

Accepted Answer

A) Proteome 
B) Crossing-over 
C) Dominant gene 
D) Gene 
E) p-arm
F)Trisomy
G)Genetics
H)Recessive gene
I)Genome
J)q-arm
K)Sex-linked trait
L)Genetic mutation
M)Monosomy
N)Autosome
O)Nondisjunction 
A) Proteome 
B) Crossing-over 
C) Dominant gene 
D) Gene 
E) p-arm
F)Trisomy
G)Genetics
H)Recessive gene
I)Genome
J)q-arm
K)Sex-linked trait
L)Genetic mutation
M)Monosomy
N)Autosome
O)Nondisjunction

Question 18

Which of the following terms describes a noncoding part of DNA that may be a fragmented or a nonfunctional gene?

Accepted Answer

A)  Genome 
B)  Pseudogene 
C)  Genomic 
D)  Proteome 
A)  Genome 
B)  Pseudogene 
C)  Genomic 
D)  Proteome

Question 19

Another term for a chromatin strand is a gene.

Accepted Answer

A) True 
 B)False

Question 20

A mutagen is an agent that causes a mutation.

Accepted Answer

A) True 
 B)False

Exam 25: Genetics and Genetic Diseases

Match each term with its corresponding definition or description. -A grid used to determine the probability of inheriting genetic traits

An albino father and a mother with normal skin color who carries the gene for albinism have the probability of having 25% of their offspring be albino.

Evaluate the current success of gene therapy.

Explain the ways in which genetic variation is increased when passing genetic information on to the next generation.

Match each term with its corresponding definition or description. -Condition that causes the presence of an extra 21st chromosome

What is a pedigree? Explain a situation in which it could be used for genetic counseling.

Because the father has both X and Y chromosomes, it is his gamete rather than the mother's that determines the sex of the offspring.

The q-arm is the long segment of the chromosome.

Sperm from the same father will always carry the same set of chromosomes.

Which of the following can be a genetic mutagen?

Match each term with its corresponding definition or description. -A condition in which a cell has three members of a chromosome pair

A gene can be reduced to a sequence of DNA nucleotides.

Which of the following genetic diseases results from a recessive gene that fails to produce an enzyme needed to convert an amino acid into tyrosine?

If both the mother and father are carriers for albinism, the probability that their offspring will be albino is

A Punnett square can be used to determine the probability of two carriers of albinism having an albino offspring.

The process of crossing-over helps prevent genetic variation in the offspring.

Match each term with its corresponding definition or description. -The shorter segment of a chromosome

Which of the following terms describes a noncoding part of DNA that may be a fragmented or a nonfunctional gene?

Another term for a chromatin strand is a gene.

A mutagen is an agent that causes a mutation.

Introduction to the Body

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Acid-Base Balance

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