Question: Which statement indicates the function of natural killer cells within the immune system? Secrete immunoglobulins in response to the presence of a specific antigen Exhibit

Which statement indicates the function of natural killer cells within the immune system? Secrete immunoglobulins in response to the presence of a specific antigen Exhibit heightened selectivity and destroy nonself cells, including virally infected cells Enhance immune activity through secretion of cytokines and lymphokines Attack nonselectively on nonself cells, especially mutated and malignant cells

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