Biochemistry - Antigen

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Exercise :: Antigen - Section 1

  • Antigen - Section 1
1. 

For specific antigen recognition by T cells,

A. antigen is bound by a T cell membrane antibody
B. denaturation of antigen does not reduce epitope recognition
C. MHC molecules are not required
D. antigen exposure during T cell maturation is required

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

2. 

Antigen, when injected in the body activates its specific lymphocytes in the

A. blood circulation
B. draining lymph nodes
C. MALT (mucosa associated
D. spleen lymphoid tissue

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

3. 

A molecule that can be covalently linked to a non-immunogenic antigen to make it an immunogen is called a (n)

A. adjuvant
B. carrier
C. hapten
D. mitogen

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

4. 

Which of the following is incorrect with regard to antigen epitopes?

A. An epitope may be shared by two different antigens
B. A protein molecule usually contains multiple epitopes
C. B cells bind only processed antigen epitopes
D. Epitopes may be linear or assembled

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

5. 

Very low doses of antigen may induce

A. hypersensitivity
B. immunological ignorance
C. low zone tolerance
D. low zone immunity

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.