MCAT Question of the Day
    •

    Q:

    		 Negative selection, as it pertains to the immune system, refers to:
    		 

    A

    		 apoptosis of cells that recognize self.

    B

    		 apoptosis of B-cells that recognize foreign bacteria.

    C

    		 downregulation of APC proliferation.

    D

    		 stimulation of T-cell mediated destruction of inactive B-cells.



    Immune System |
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