Which of the Following Is NOT True of Natural Killer

question 2

Multiple Choice

Which of the following is NOT true of natural killer cells?

• A)They require prior exposure to pathogens to be able to inactivate them.
• B)They are involved in the innate immune response.
• C)They recognize cell surface proteins on a number of cancer cells.
• D)They are able to recruit additional cells to attack the target cell.
• E)They release IFN-γ.

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