Which of the following is incorrect with regard to antigen epitopes? An epitope may be shared by two different antigens B cells bind only processed antigen epitopes A protein molecule usually contains multiple epitopes Epitopes may be linear or assembled TRUE ANSWER : ? YOUR ANSWER : ?
A pathogen can be a (n) All of these virus bacteria agent that causes a disease TRUE ANSWER : ? YOUR ANSWER : ?
A molecule that can be covalently linked to a non-immunogenic antigen to make it an immunogen is called a (n) mitogen adjuvant carrier hapten TRUE ANSWER : ? YOUR ANSWER : ?
The antibiotic penicillin is a small molecule that does not induce antibody formation. However, penicillin binds to serum proteins and forms a complex that in some people induces antibody formation resulting in an allergic reaction. Penicillin is therefore a hapten an immunogen an antigen both an antigen and a hapten TRUE ANSWER : ? YOUR ANSWER : ?
Lymphocytes are activated by antigen in the lymph nodes blood stream liver bone marrow TRUE ANSWER : ? YOUR ANSWER : ?
For specific antigen recognition by T cells, denaturation of antigen does not reduce epitope recognition MHC molecules are not required antigen is bound by a T cell membrane antibody antigen exposure during T cell maturation is required TRUE ANSWER : ? YOUR ANSWER : ?
A virus vaccine that can activate cytotoxic T cells must contain an adjuvant to stimulate T cell division a high dose of virus particles live virus virus peptides TRUE ANSWER : ? YOUR ANSWER : ?
Antigen, when injected in the body activates its specific lymphocytes in the draining lymph nodes MALT (mucosa associated blood circulation spleen lymphoid tissue TRUE ANSWER : ? YOUR ANSWER : ?
Very low doses of antigen may induce low zone tolerance low zone immunity hypersensitivity immunological ignorance TRUE ANSWER : ? YOUR ANSWER : ?
CD antigens are expressed on immune cells to mark them for separation allow leukocytes to recognize antigen are each expressed on only one cell type function as receptors for cytokine and CAMs TRUE ANSWER : ? YOUR ANSWER : ?