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.

Question

Quizplus · Accepted Answer

MHC class II molecules are actually used to present antigen to helper T cells, not cytotoxic T cells.

Note: The rest of the definitions are correct.

Please Identify the Incorrect Definition