A CD8+ T cell binds to an antigen only if this antigen

a. is in a complex with a class I MHC protein.
b. is in a complex with a class II MHC protein.
c. is in a complex with a class III MHC protein.
d. is NOT in a complex with MHC proteins.
e. is presented on the surface of a B cell.


A

Biology & Microbiology

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