Which of the following secrete chemicals that produce holes in the membranes of harmful cells but do not have to recognize a specific antigen to start destroying pathogens?

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Natural killer (NK) cells are part of the innate immune system and can attack and destroy harmful cells without the need for prior recognition of a specific antigen. They secrete chemicals that create pores in the membranes of target cells, leading to cell death.

Which of the Following Secrete Chemicals That Produce Holes in the Membranes