Packaging a gene from an infectious agent

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Reference no: EM13747007

Question 1. Memory B cells mature into _____ cells upon second exposure to an antigen.

helper T

plasma

dendritic

natural killer (NK)

Question 2. In regard to adaptive immunity, which of the following is true?

Only B cells can form memory cells

Only T cells can form memory cells

B cells and T cells can both form memory cells

Neither B cells or T cells can form memory cells

Question 3. The innate immune system has a general form of memory where the immune system recognizes molecular patterns of common invaders of the body.

True

False

Question 4. Researchers and immunologists believe that an effective HIV/AIDS vaccine would have to elicit a ________ immune response.

B cell

killer T cell

macrophage

neutrophil

Question 5. Some bacteria and viruses do not elicit a memory response from the immune system.

True

False

Question 6. Which of the following is NOT used to make vaccines?

bacteria

anti-inflammatory drugs

viruses

toxins

Question 7. If a non-infectious, or killed, vaccine is administered, what kind of response will be observed?

helper T cells and neutrophils only

plasma cells only

B cells only

helper T and B cells only

Question 8. A carrier vaccine involves packaging a gene from an infectious agent into a(n):

microscopic worm

virus

human skin cell

artery

Question 9. Memory T cells are descendants of:

naive T cells

a T cell that has previously been activated

mature monocytes

immature dendritic cells

Question 10. Upon second exposure to an antigen, memory cells will generally clear the infection:

after symptoms appear

a week after exposure

before symptoms appear

eventually.

Reference no: EM13747007

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