Biology

Question

CD4* T cells

1. include helper T cells.

2. include cytotoxic T cells.

3. recognize antigen presented on MHC class I.

4. recognize antigen presented on MHC class II.

Multiple Choice

1;4

1;2

1;3

Answer

1;4

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CD4+ T cells include helper T cells and recognize antigens presented on MHC class II molecules. MHC class II molecules are expressed on...