Question 1

Experimental gene therapy can be used to treat a form of severe combined immune deficiency,SCID-X1.

Accepted Answer

A) True 
 B)False  True

Question 2

Identifying combinations of _____ alleles is useful in tissue typing,establishing identity,and estimating disease risk.

Accepted Answer

A) HIV 
B) HLA 
C) antibody 
D) erythrocyte 
A) HIV 
B) HLA 
C) antibody 
D) erythrocyte B

Question 3

Antibody production begins

Accepted Answer

A) in a fetus as its bone marrow develops. 
B) in a fetus in response to maternal antigens. 
C) immediately after birth. 
D) after birth,after exposure to foreign antigens. 
A) in a fetus as its bone marrow develops. 
B) in a fetus in response to maternal antigens. 
C) immediately after birth. 
D) after birth,after exposure to foreign antigens. D

Question 4

Research suggests a link between a mutation in the skin protein filaggrin and allergic reaction.

Accepted Answer

A) True 
 B)False

Question 5

People homozygous recessive for a 32-base deletion in the CCR5 gene do not become infected with HIV.

Accepted Answer

A) True 
 B)False

Question 6

Cytotoxic T cells target

Accepted Answer

A) cancer cells and virally infected cells. 
B) skin cells and blood cells. 
C) bacterial cells and fungal cells. 
D) B cells and macrophages. 
A) cancer cells and virally infected cells. 
B) skin cells and blood cells. 
C) bacterial cells and fungal cells. 
D) B cells and macrophages.

Question 7

_____ is used to track the outbreak of infectious diseases.

Accepted Answer

A) Reverse vaccinology 
B) Genome sequencing 
C) Vaccination 
D) Immunotherapy 
A) Reverse vaccinology 
B) Genome sequencing 
C) Vaccination 
D) Immunotherapy

Question 8

The simplest type of antibody consists of

Accepted Answer

A) a single folded polypeptide chain. 
B) 4 polypeptide chains,two heavy and two light. 
C) 2 polypeptide chains,one large and one small. 
D) 4 polypeptide chains of about equal size. 
A) a single folded polypeptide chain. 
B) 4 polypeptide chains,two heavy and two light. 
C) 2 polypeptide chains,one large and one small. 
D) 4 polypeptide chains of about equal size.

Question 9

Helper T cells secrete

Accepted Answer

A) cytokines. 
B) antibodies. 
C) antigens. 
D) immunoglobulins. 
A) cytokines. 
B) antibodies. 
C) antigens. 
D) immunoglobulins.

Question 10

The constant region of an antibody molecule is

Accepted Answer

A) the binding site for antigens. 
B) part of the heavy chains only. 
C) the same in all antibodies of a certain type. 
D) the binding site for two antigens. 
A) the binding site for antigens. 
B) part of the heavy chains only. 
C) the same in all antibodies of a certain type. 
D) the binding site for two antigens.

Question 11

In an allograft,the tissue donor is

Accepted Answer

A) the recipient. 
B) a non-relative. 
C) a dizygotic twin. 
D) a monozygotic twin. 
A) the recipient. 
B) a non-relative. 
C) a dizygotic twin. 
D) a monozygotic twin.

Question 12

The human immune system consists of

Accepted Answer

A) about 10,000 cells that increase rapidly to trillions when an infection takes hold. 
B) the heart and blood vessels and the blood cells within the vessels. 
C) about 2 trillion cells,their secretions,and the organs where they are produced and stored. 
D) all of the bacteria and viruses that are normally present in our bodies plus our blood cells. 
A) about 10,000 cells that increase rapidly to trillions when an infection takes hold. 
B) the heart and blood vessels and the blood cells within the vessels. 
C) about 2 trillion cells,their secretions,and the organs where they are produced and stored. 
D) all of the bacteria and viruses that are normally present in our bodies plus our blood cells.

Question 13

Monoclonal antibodies are produced by fusing a

Accepted Answer

A) B cell and a cancer cell. 
B) B cell and a T cell. 
C) mast cell and a macrophage. 
D) T cell and a plasma cell. 
A) B cell and a cancer cell. 
B) B cell and a T cell. 
C) mast cell and a macrophage. 
D) T cell and a plasma cell.

Question 14

A vaccine protects by stimulating a person to produce a(n)_____ response when a pathogen is encountered.

Accepted Answer

A) primary immune 
B) secondary immune 
C) tertiary immune 
D) anaphylactic 
A) primary immune 
B) secondary immune 
C) tertiary immune 
D) anaphylactic

Question 15

The two major types of lymphocytes are

Accepted Answer

A) T and B cells. 
B) A and B cells. 
C) cytokines and antibodies. 
D) RBCs and WBCs. 
A) T and B cells. 
B) A and B cells. 
C) cytokines and antibodies. 
D) RBCs and WBCs.

Question 16

Monoclonal implies that the

Accepted Answer

A) antibodies come from a twin. 
B) antibodies are identical. 
C) cancer cells are all of one type. 
D) antigens are from a single source. 
A) antibodies come from a twin. 
B) antibodies are identical. 
C) cancer cells are all of one type. 
D) antigens are from a single source.

Question 17

A woman is given RhoGAM to protect future fetuses from hemolytic disease of the fetus and newborn if

Accepted Answer

A) she and the fetus are both Rh-. 
B) she is Rh+ and the fetus is Rh-. 
C) she is Rh- and the father is Rh+. 
D) she is Rh+ and the father is Rh-. 
A) she and the fetus are both Rh-. 
B) she is Rh+ and the fetus is Rh-. 
C) she is Rh- and the father is Rh+. 
D) she is Rh+ and the father is Rh-.

Question 18

The three basic characteristics of adaptive immunity are

Accepted Answer

A) generality,diversity,and retention. 
B) specificity,diversity,and memory. 
C) prevention,protection,and memory. 
D) suppression,activation,and transference. 
A) generality,diversity,and retention. 
B) specificity,diversity,and memory. 
C) prevention,protection,and memory. 
D) suppression,activation,and transference.

Question 19

The protection against a specific infectious disease that arises when all or nearly all of a population is vaccinated is termed

Accepted Answer

A) immune preparedness. 
B) mandatory vaccination. 
C) government-controlled health care. 
D) herd immunity. 
A) immune preparedness. 
B) mandatory vaccination. 
C) government-controlled health care. 
D) herd immunity.

Question 20

One way an autoimmune disorder can arise is if

Accepted Answer

A) a person encounters an immunodeficiency virus. 
B) a person inhales an allergen. 
C) a nonself antigen coincidentally resembles a self antigen. 
D) too many T cells die in the thymus. 
A) a person encounters an immunodeficiency virus. 
B) a person inhales an allergen. 
C) a nonself antigen coincidentally resembles a self antigen. 
D) too many T cells die in the thymus.

Exam 17: Genetics of Immunity

Experimental gene therapy can be used to treat a form of severe combined immune deficiency,SCID-X1.

Identifying combinations of _____ alleles is useful in tissue typing,establishing identity,and estimating disease risk.

Antibody production begins

Research suggests a link between a mutation in the skin protein filaggrin and allergic reaction.

People homozygous recessive for a 32-base deletion in the CCR5 gene do not become infected with HIV.

Cytotoxic T cells target

_____ is used to track the outbreak of infectious diseases.

The simplest type of antibody consists of

Helper T cells secrete

The constant region of an antibody molecule is

In an allograft,the tissue donor is

The human immune system consists of

Monoclonal antibodies are produced by fusing a

A vaccine protects by stimulating a person to produce a(n)_____ response when a pathogen is encountered.

The two major types of lymphocytes are

Monoclonal implies that the

A woman is given RhoGAM to protect future fetuses from hemolytic disease of the fetus and newborn if

The three basic characteristics of adaptive immunity are

The protection against a specific infectious disease that arises when all or nearly all of a population is vaccinated is termed

One way an autoimmune disorder can arise is if

What Is in a Human Genome

Cells

Meiosis,Development and Aging

Single-Gene Inheritance

Beyond Mendels Laws

Matters of Sex

Multifactorial Traits

Genetics of Behavior

DNA Structure and Replication

Gene Action: From DNA to Protein

Gene Expression and Epigenetics

Gene Mutation

Chromosomes

Constant Allele Frequencies

Changing Allele Frequencies

Human Ancestry and Evolution

Cancer Genetics and Genomics

Genetic Technologies: Patenting, modifying, and Monitoring Dna

Genetic Testing and Treatment

Reproductive Technologies

Genomics

Filters