MCAT Question of the Day
    •

    Q:

    		 Cytotoxic T cells are also known as CD8+ T cells, denoting the presence of CD8. CD8 is a
    		 

    A

    		 co-receptor for the T cell receptor (TCR)

    B

    		 analog of the T cell receptor (TCR)

    C

    		 protein that cytotoxic T cells recognize when inducing death in infected target cells

    D

    		 protein that cytotoxic T cells secrete to kill infected target cells



    Immune System |
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