Question 1

A Punnett square or a pedigree can only predict the probability or possibility of passing on a trait to an offspring.

Accepted Answer

A) True 
 B)False

Question 2

A missing part of the q-arm of the Y chromosome may cause an inherited problem with spermatogenesis and possible infertility.

Accepted Answer

A) True 
 B)False

Question 3

Which of the following statements is (are) true regarding Tay-Sachs disease?

Accepted Answer

A)  Tay-Sachs disease results in the failure to make an essential lipid-processing enzyme. 
B)  This disease is most prevalent in Jewish populations. 
C)  This disease results in severe retardation and death by age 4. 
D)  All of the above are true regarding Tay-Sachs disease. 
A)  Tay-Sachs disease results in the failure to make an essential lipid-processing enzyme. 
B)  This disease is most prevalent in Jewish populations. 
C)  This disease results in severe retardation and death by age 4. 
D)  All of the above are true regarding Tay-Sachs disease.

Question 4

Cleft palate can be classified as both a congenital and genetic disorder.

Accepted Answer

A) True 
 B)False

Question 5

Match each of the terms with its corresponding definition.
-Genes that have effects that do not appear in the offspring when they are masked by a dominant gene

Accepted Answer

A) Recessive 
B) Codominance 
C) Monosomy 
D) Autosome 
E) Karyotype
F)Sex-linked trait
G)Dominant
H)Trisomy
I)Punnett square
J)Genome
K)Sex chromosome
L)Heterozygous
M)Homozygous
N)Genetics 
A) Recessive 
B) Codominance 
C) Monosomy 
D) Autosome 
E) Karyotype
F)Sex-linked trait
G)Dominant
H)Trisomy
I)Punnett square
J)Genome
K)Sex chromosome
L)Heterozygous
M)Homozygous
N)Genetics

Question 6

In determining blood type, type A and type B are codominant to the recessive O type. If one parent had type A blood and one parent had type B blood, they could not have a child with type O blood.

Accepted Answer

A) True 
 B)False

Question 7

The parents with which of the following genotypes could not have a child with albinism?

Accepted Answer

A)  AA x aa 
B)  Aa x Aa 
C)  Aa x aa 
D)  Both B and C 
A)  AA x aa 
B)  Aa x Aa 
C)  Aa x aa 
D)  Both B and C

Question 8

The use of a karyotype would be helpful in determining the possibility of what type of genetic condition? The use of a pedigree would be helpful in determining the possibility of what type of genetic condition?

Accepted Answer

A karyotype is a visual representation o

Question 9

The human genome contains about _____ genes.

Accepted Answer

A)  200,000 to 300,000 
B)  150,000 to 250,000 
C)  75,000 to 100,000 
D)  20,000 to 25,000 
A)  200,000 to 300,000 
B)  150,000 to 250,000 
C)  75,000 to 100,000 
D)  20,000 to 25,000

Question 10

Color blindness is a sex-linked trait. Which of the following parental genotypes could produce a color-blind female? (X' indicates the color-blind trait.)

Accepted Answer

A)  X'X x XY 
B)  XX x X'Y 
C)  X'X x X'Y 
D)  X'X' x XY 
A)  X'X x XY 
B)  XX x X'Y 
C)  X'X x X'Y 
D)  X'X' x XY

Question 11

Genomics is the science of the analysis of the genome's code.

Accepted Answer

A) True 
 B)False

Question 12

The principle of independent assortment states that:

Accepted Answer

A)  each offspring from a single set of parents is very likely to be genetically unique. 
B)  genetic variation is likely to occur during reproduction. 
C)  after meiosis, each gamete produced is likely to have a different set of 23 chromosomes. 
D)  all of the above are true. 
A)  each offspring from a single set of parents is very likely to be genetically unique. 
B)  genetic variation is likely to occur during reproduction. 
C)  after meiosis, each gamete produced is likely to have a different set of 23 chromosomes. 
D)  all of the above are true.

Question 13

Match each term with its corresponding definition or description.
-Simple cartoon of a chromosome

Accepted Answer

A) Proteome 
B) Ideogram 
C) Genome 
D) Genomics 
E) P-arm
F)Proteomics
G)Q-arm 
A) Proteome 
B) Ideogram 
C) Genome 
D) Genomics 
E) P-arm
F)Proteomics
G)Q-arm

Question 14

If a mother is homozygous for normal skin color and the father is albino, none of their offspring will be albino.

Accepted Answer

A) True 
 B)False

Question 15

If a child is albino, at least one of the parents must be albino.

Accepted Answer

A) True 
 B)False

Question 16

Match each term with its corresponding definition or description.
-The entire collection of genetic material in a typical cell

Accepted Answer

A) Proteome 
B) Ideogram 
C) Genome 
D) Genomics 
E) P-arm
F)Proteomics
G)Q-arm 
A) Proteome 
B) Ideogram 
C) Genome 
D) Genomics 
E) P-arm
F)Proteomics
G)Q-arm

Question 17

The effect on the body of uncontrolled PKU is damage to the liver and kidneys.

Accepted Answer

A) True 
 B)False

Question 18

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

Accepted Answer

A)  Punnett square. 
B)  pedigree. 
C)  genetic grid. 
D)  karyotype. 
A)  Punnett square. 
B)  pedigree. 
C)  genetic grid. 
D)  karyotype.

Question 19

Thalassemia is an example of a chromosomal abnormality involving trisomy of the 23rd chromosome.

Accepted Answer

A) True 
 B)False

Question 20

By restricting fat intake, persons with Tay-Sachs disease can successfully manage the disease.

Accepted Answer

A) True 
 B)False

Exam 48: Genetics and Heredity

A Punnett square or a pedigree can only predict the probability or possibility of passing on a trait to an offspring.

A missing part of the q-arm of the Y chromosome may cause an inherited problem with spermatogenesis and possible infertility.

Which of the following statements is (are) true regarding Tay-Sachs disease?

Cleft palate can be classified as both a congenital and genetic disorder.

Match each of the terms with its corresponding definition. -Genes that have effects that do not appear in the offspring when they are masked by a dominant gene

In determining blood type, type A and type B are codominant to the recessive O type. If one parent had type A blood and one parent had type B blood, they could not have a child with type O blood.

The parents with which of the following genotypes could not have a child with albinism?

The use of a karyotype would be helpful in determining the possibility of what type of genetic condition? The use of a pedigree would be helpful in determining the possibility of what type of genetic condition?

The human genome contains about _____ genes.

Color blindness is a sex-linked trait. Which of the following parental genotypes could produce a color-blind female? (X' indicates the color-blind trait.)

Genomics is the science of the analysis of the genome's code.

The principle of independent assortment states that:

Match each term with its corresponding definition or description. -Simple cartoon of a chromosome

If a mother is homozygous for normal skin color and the father is albino, none of their offspring will be albino.

If a child is albino, at least one of the parents must be albino.

Match each term with its corresponding definition or description. -The entire collection of genetic material in a typical cell

The effect on the body of uncontrolled PKU is damage to the liver and kidneys.

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

Thalassemia is an example of a chromosomal abnormality involving trisomy of the 23rd chromosome.

By restricting fat intake, persons with Tay-Sachs disease can successfully manage the disease.

Organization of the Body

Homeostasis

Chemical Basis of Life

Biomolecules

Cell Structure

Cell Function

Cell Growth and Development

Introduction to Tissues

Tissue Types

Skin

Skeletal Tissues

Axial Skeleton

Appendicular Skeleton

Articulations

Axial Muscles

Appendicular Muscles

Muscle Contraction

Nervous System Cells

Nerve Signaling

Central Nervous System

Peripheral Nervous System

Autonomic Nervous System

General Senses

Special Senses

Endocrine Regulation

Endocrine Glands

Blood

Heart

Blood Vessels

Circulation of the Blood

Lymphatic System

Innate Immunity

Adaptive Immunity

Stress

Respiratory Tract

Ventilation

Gas Exchange & Transport

Upper Digestive Tract

Lower Digestive Tract

Digestion and Absorption

Nutrition and Metabolism

Urinary System

Fluid and Electrolyte Balance

Acid Base Balance

Male Reproductive System

Female Reproductive System

Growth and Development

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