After binding to an infected cell, the cytotoxic T cell
A. releases interleukin-1.
B. becomes a phagocytic cell.
C. neutralizes the infecting bacteria or viruses.
D. releases a protein called perforin.
Answer:D
After binding to an infected cell, the cytotoxic T cell
A. releases interleukin-1. B. becomes a phagocytic cell. C. neutralizes the infecting bacteria or viruses. D. releases a protein called perforin.