Activation of B cells occurs by which of the following mechanisms?

Activation of B cells occurs by which of the following mechanisms?









A) A T cell associates with a B cell displaying an activated antigen-MHC complex
B) A T cell secretes growth factors that stimulate proliferation and differentiation of B cells into plasma cells that secrete antibodies
C) Interaction with antigen triggers antibody secretion in B cells directly
D) All of the above










Answer: D


Microbiology

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