Science

Which cell produces antibodies? (Points : 3)

macrophages

helper T cell

B cell

neutrophil

Question 2. 2. A B-cell receptor (BCR) recognizes: (Points : 3)
other B-cell receptors

viral proteins only

an epitope on an infectious agent

a protein on red blood cells

Question 3. 3. During a t-cell dependant reaction, which T cell helps to activate B cells? (Points : 3)
helper T cells

cytotoxic T cells

regulatory T cells

deactivated T cells

Question 4. 4. Occasionally, a B cell can be activated without the help of a specialized T cell as long as the B cell can independently recognize the antigen. (Points : 3)
True

False

Question 5. 5. Which class of antibodies causes allergies? (Points : 3)
IgA

IgE

IgG

IgM

Question 6. 6. Which class of antibodies are the first to respond and be mass-produced following an infection? (Points : 3)
IgA

IgE

IgG

IgM

Question 7. 7. MHC class I molecules can be found on: (Points : 3)
almost all cells in the body

brain and kidney cells only

specialized immune cells only

the protein coat of a virus

Question 8. 8. Which of the following is NOT an antigen presenting cell (APC)? (Points : 3)
dendritic cell

macrophage

B cell

helper T cell

Question 9. 9. A specialized cell that produces large amounts of antibodies is called a __________ cell. (Points : 3)
production

plasma

regenerative

inert

Question 10. 10. _____________ is a process that allows multiple classes of antibodies to be produced following an infection. (Points : 3)
Class switching

Gene swapping

Isolation

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Regulation

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