Question 1

A chart that illustrates genetic relationships in a family over several generations is called a pedigree.

Accepted Answer

A) True 
 B)False

Question 2

Only slightly more than 25% of the genetic material contains functional genes; the other 75% is filler.

Accepted Answer

A) True 
 B)False

Question 3

A person can inherit genetic diseases and genetic risk factors.

Accepted Answer

A) True 
 B)False

Question 4

Which genetic disease is caused by a recessive gene that fails to make an essential lipid-processing enzyme?

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 5

MATCHING
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 6

MATCHING
Match each term with its corresponding definition or description.
-the entire collection of genetic material in each cell in the human body

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 7

Explain the cause and symptoms of Down syndrome.

Accepted Answer

Down syndrome is a genetic disorder caus

Question 8

When DNA is in its chromosome form,transcription cannot occur.

Accepted Answer

A) True 
 B)False

Question 9

Evaluate the success of gene therapy up to this point.

Accepted Answer

Gene therapy has shown promising results

Question 10

Ova from the same mother will always carry the same set of chromosomes.

Accepted Answer

A) True 
 B)False

Question 11

A person with monosomy has _____ chromosomes.

Accepted Answer

A)  45 
B)  46 
C)  47 
D)  48 
A)  45 
B)  46 
C)  47 
D)  48

Question 12

The shorter segment of a chromosome is called the _____-arm.

Accepted Answer

A)  l 
B)  p 
C)  q 
D)  s 
A)  l 
B)  p 
C)  q 
D)  s

Question 13

Which genetic disease is caused by a recessive gene that causes impairment of chloride ion transport across the cell membrane?

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

During cell division,each strand of chromatin coils to form a

Accepted Answer

A)  gene 
B)  messenger RNA 
C)  chromosome 
D)  both A and C 
A)  gene 
B)  messenger RNA 
C)  chromosome 
D)  both A and C

Question 15

Draw an ideogram of a hypothetical chromosome and label the p-arm and q-arm.

Accepted Answer

An ideogram of a hypothetical chromosome

Question 16

Using a Punnett square,determine the probability of sickle cell disease in offspring from a mother and father who both have sickle cell trait.

Accepted Answer

25% normal blood cel

Question 17

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

Accepted Answer

A) True 
 B)False

Question 18

Cystic fibrosis is caused by a dominant gene that prevents the proper movement of sodium into and out of the cell.

Accepted Answer

A) True 
 B)False

Question 19

Human gametes contain 23 chromosomes each.

Accepted Answer

A) True 
 B)False

Question 20

Explain the difference between gene replacement therapy and gene augmentation therapy.

Accepted Answer

Gene replacement therapy and gene augmen

Exam 25: Genetics and Genetic Diseases

A chart that illustrates genetic relationships in a family over several generations is called a pedigree.

Only slightly more than 25% of the genetic material contains functional genes; the other 75% is filler.

A person can inherit genetic diseases and genetic risk factors.

Which genetic disease is caused by a recessive gene that fails to make an essential lipid-processing enzyme?

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

MATCHING Match each term with its corresponding definition or description. -the entire collection of genetic material in each cell in the human body

Explain the cause and symptoms of Down syndrome.

When DNA is in its chromosome form,transcription cannot occur.

Evaluate the success of gene therapy up to this point.

Ova from the same mother will always carry the same set of chromosomes.

A person with monosomy has _____ chromosomes.

The shorter segment of a chromosome is called the _____-arm.

Which genetic disease is caused by a recessive gene that causes impairment of chloride ion transport across the cell membrane?

During cell division,each strand of chromatin coils to form a

Draw an ideogram of a hypothetical chromosome and label the p-arm and q-arm.

Using a Punnett square,determine the probability of sickle cell disease in offspring from a mother and father who both have sickle cell trait.

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

Cystic fibrosis is caused by a dominant gene that prevents the proper movement of sodium into and out of the cell.

Human gametes contain 23 chromosomes each.

Explain the difference between gene replacement therapy and gene augmentation therapy.

An Introduction to the Structure and Function of the Body

Chemistry of Life

Cells

Tissues

Organ Systems of the Body

Mechanisms of Disease

The Integumentary System and Body Membranes

The Skeletal System

The Muscular System

The Nervous System

The Senses

The Endocrine System

Blood

The Heart

The Circulation of the Blood

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Nutrition and Metabolism

The Urinary System

Fluid and Electrolyte Balance

Acid-Base Balance

The Reproductive Systems

Growth and Development

Filters