Which Statement Is Not True About MHC II

question 42

Multiple Choice

Which statement is not true about MHC II?

• A) MHC II primarily displays extracellular antigens which have been phagocytized.
• B) MHC II is present only on antigen- presenting cells.
• C) When bound to antigen, MHC II serves a key role in activation of the appropriate T cells.
• D) MHC II interacts with the CD4 receptor on T helper cells.
• E) MHC II interacts with both the CD4 and CD8 receptors on T helper and T cytotoxic cells.

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