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  3. KVPY

KVPY Sample Paper KVPY Stream-SX Model Paper-30

  • question_answer
    When the receptor of a \[{{\operatorname{T}}_{\operatorname{H}}}\] cell binds to a pathogen, being presented on a macrophage it:

    A) Activates itself

    B) Secretes cytokines

    C) Activates B cells

    D) All of the above

    Correct Answer: D

    Solution :

    When the \[{{\operatorname{T}}_{H}}\] cell binds antigen present on a macrophage, it secretes cytokines which activate itself and B cells.


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