Multiple Choice
Please identify the incorrect definition.
A) Cytotoxic T cell-type of lymphocyte programmed to destroy infected or cancerous "self" cells.
B) Plasma cell-effector form of a B cell; it functions as an antibody-secreting factory.
C) T cell receptor-molecule on a T cell that enables the T cell to recognize a specific antigen.
D) MHC class II-molecules that cells use to present antigen to cytotoxic T cells.
E) Fab region-portion of an antibody molecule that binds to the antigen.
Correct Answer:

Verified
Correct Answer:
Verified
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