Multiple Choice
Under what conditions does a CD4+ T cell bind to an antigen?
A) only if this antigen is presented on the surface of a B cell
B) only if this antigen is in a complex with a class II MHC protein
C) only if this antigen is presented on the surface of a T cell
D) only if this antigen is in a complex with a class III MHC protein
Correct Answer:
Verified
Correct Answer:
Verified
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