Tel Layout References ailings Review 7. The a. real to the b. abso c. defe d. A

Question

Tel Layout References ailings Review 7. The a. real to the b. abso c. defe d. A an e. A& P II Lymphatic System 1. Which is NOT part of a description of an antibody molecule? a. forms an x-shaped protein molecule b. contains a constant and a variable region on each chain c. contains an antigen-binding site on each arm d. contains two light chains and two heavy chains 2. Which of the following secretes thymosin? a. spleen b. bone marrow c. thymus d. tonsils 8. Whi a. B cell b. B cell c. B cell produce d. B cell: macropl antigen 3. Antibody-mediated immunity is due to a. T cells b. helper T cells c. cytotoxic T cells 9. An ant What ar a. increas of injury b. capillar d. macrophages e, B cells c. increas edema 4. Which portion of the antibody binds to the antigen? a. constant portion b. heavy chain portion d, increas helps WB e. all of th c. variable portion d. both variable and constant portions e. all of these bind the antigen 10. Tor F. called to se 5. The problem with tissue rejection following organ transplants a. is due to the tissues carrying different proteins and 11. Which specific det a stomach

Explanation / Answer

Ans-1

So our (A)option is correct

Ans-2

Thymosin hormone is secreted by thymus gland which stimulate development of t lymphocytes a (disease fighting cell)

So (C) option is correct

Ans-3

Antibody mediated immunity is also known as humoral immunity, on exposure of antigen, B-Lymphocytes cell activated and converted into plasma cell which produce antibody for detoxification of antigen.

Ans-4

The antigen-binding or fab fragment is a region on an antibody that binds to antigens. It is composed of one constant and one variable domain of each of the heavy and the light chain.

So (e) option is correct

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