Class of antibodies causes allergies | Homework Help

Question 1. Which cell produces antibodies?
macrophages

helper T cell

B cell

neutrophil

Question 2. A B-cell receptor (BCR) recognizes:

other B-cell receptors

viral proteins only

an epitope on an infectious agent

a protein on red blood cells

Question 3. During a t-cell dependant reaction, which T cell helps to activate B cells?

helper T cells

cytotoxic T cells

regulatory T cells

deactivated T cells

Question 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.

True

False

Question 5. Which class of antibodies causes allergies?

IgA

IgE

IgG

IgM

Question 6. Which class of antibodies are the first to respond and be mass-produced following an infection?

IgA

IgE

IgG

IgM

Question 7. MHC class I molecules can be found on:

almost all cells in the body

brain and kidney cells only

specialized immune cells only

the protein coat of a virus

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

macrophage

B cell

helper T cell

Question 9. A specialized cell that produces large amounts of antibodies is called a __________ cell.

production

plasma

regenerative

inert

Question 10. _____________ is a process that allows multiple classes of antibodies to be produced following an infection.

Class switching

Gene swapping

Isolation

Regulation.