Question 1

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

Accepted Answer

A) True 
 B)False

Question 2

Match each term with its corresponding definition or description.
-A photograph of chromosomes that are cut out and pasted onto a chart in pairs according to size

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 3

Explain the cause and symptoms of Down syndrome.

Accepted Answer

Down syndrome is a genetic disorder caus

Question 4

Explain the methods used by gene therapists to insert genetic material into a patient's body.

Accepted Answer

Gene therapists use several methods to i

Question 5

If a creature normally has 32 chromosomes in its cells, the gametes it produces would have 16 chromosomes.

Accepted Answer

A) True 
 B)False

Question 6

A grid used to determine the probability of inheriting a genetic trait is called a pedigree.

Accepted Answer

A) True 
 B)False

Question 7

Which of the following genetic diseases 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 8

Match each term with its corresponding definition or description.
-A process in which parts of chromosomes are exchanged between chromosome pairs during meiosis

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 9

During cell division, each replicated strand of chromatin coils to form a compact mass called 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 10

Match each term with its corresponding definition or description.
-The group of proteins encoded by the genes of the human cell

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 11

Which is more likely to stay in a population: a helpful mutation or a harmful mutation? Explain your answer.

Accepted Answer

A helpful mutation is more likely to sta

Question 12

Define or describe what is meant by a pseudogene.

Accepted Answer

A pseudogene is a segment of DNA that re

Question 13

Which of the following does not describe a gene?

Accepted Answer

A)  A sequence of DNA nucleotide bases 
B)  Used to transcribe a specific mRNA molecule 
C)  Used to determine the structure of regulatory enzymes for the cell 
D)  All of the above describe a gene. 
A)  A sequence of DNA nucleotide bases 
B)  Used to transcribe a specific mRNA molecule 
C)  Used to determine the structure of regulatory enzymes for the cell 
D)  All of the above describe a gene.

Question 14

A mother with normal vision (not a carrier for color-blindness) and a father who is color-blind will produce which of the following offspring?

Accepted Answer

A)  100% of the sons will be color-blind 
B)  50% of the sons will be color-blind 
C)  100% of the daughters will be carriers for color-blindness 
D)  50% of the daughters will be carriers for color-blindness 
A)  100% of the sons will be color-blind 
B)  50% of the sons will be color-blind 
C)  100% of the daughters will be carriers for color-blindness 
D)  50% of the daughters will be carriers for color-blindness

Question 15

A recessive trait on an autosome will be expressed only if both chromosomes have a recessive gene.

Accepted Answer

A) True 
 B)False

Question 16

Match each term with its corresponding definition or description.
-Condition caused by having a gene that makes a faulty protein that prevents the movement of sodium ions into and out of the cell

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 17

A photograph of chromosomes that have been cut out and pasted onto a chart in pairs according to size is called a pedigree.

Accepted Answer

A) True 
 B)False

Question 18

All mutations are harmful to the organism.

Accepted Answer

A) True 
 B)False

Question 19

The term genetic disease means the same thing as genetic predisposition.

Accepted Answer

A) True 
 B)False

Question 20

What percent of DNA carries functional genes?

Accepted Answer

A)  Less than 2% 
B)  Close to 5% 
C)  About 10% 
D)  More than 25% 
A)  Less than 2% 
B)  Close to 5% 
C)  About 10% 
D)  More than 25%

Exam 25: Genetics and Genetic Diseases

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

Match each term with its corresponding definition or description. -A photograph of chromosomes that are cut out and pasted onto a chart in pairs according to size

Explain the cause and symptoms of Down syndrome.

Explain the methods used by gene therapists to insert genetic material into a patient's body.

If a creature normally has 32 chromosomes in its cells, the gametes it produces would have 16 chromosomes.

A grid used to determine the probability of inheriting a genetic trait is called a pedigree.

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

Match each term with its corresponding definition or description. -A process in which parts of chromosomes are exchanged between chromosome pairs during meiosis

During cell division, each replicated strand of chromatin coils to form a compact mass called a

Match each term with its corresponding definition or description. -The group of proteins encoded by the genes of the human cell

Which is more likely to stay in a population: a helpful mutation or a harmful mutation? Explain your answer.

Define or describe what is meant by a pseudogene.

Which of the following does not describe a gene?

A mother with normal vision (not a carrier for color-blindness) and a father who is color-blind will produce which of the following offspring?

A recessive trait on an autosome will be expressed only if both chromosomes have a recessive gene.

Match each term with its corresponding definition or description. -Condition caused by having a gene that makes a faulty protein that prevents the movement of sodium ions into and out of the cell

A photograph of chromosomes that have been cut out and pasted onto a chart in pairs according to size is called a pedigree.

All mutations are harmful to the organism.

The term genetic disease means the same thing as genetic predisposition.

What percent of DNA carries functional genes?

Introduction to the Body

Chemistry of Life

Cells

Tissues

Organ Systems

Mechanisms of Disease

Skin and Membranes

Skeletal System

Muscular System

Nervous System

Senses

Endocrine System

Blood

Heart

Blood

Lymphatic System and Immunity

Respiratory System

Digestive System

Nutrition and Metabolism

Urinary System

Fluid and Electrolyte Balance

Acid-Base Balance

Reproductive Systems

Growth, Development, and Aging

Filters