Natural Killer Cells Destroy Target Cells By

Multiple Choice

Natural killer cells destroy target cells by:

A) releasing antibiotics, which break down the cell membranes.
B) releasing cytokines and enzymes that trigger apoptosis.
C) releasing histamine, which signals other blood cells to aggregate.
D) phagocytosis, after the cells are targeted by antibodies.
E) releasing lysosomal enzymes, which digest the target cells.