21. The Immune System
Review of Cytotoxic vs Helper T Cells
Multiple Choice
Multiple ChoiceHelper T cells respond to antigens from _____ and cytotoxic T cells respond to antigens from _____.
A
Macrophages; B cells.
B
Class II MHC; class I MHC.
C
Viruses; bacteria.
D
Class I MHC; class II MHC.
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