試題詳解

75.Which involves adaptive cell-mediated immunity?
(A) A neutrophil killing a bacteria by direct cell-to-cell contact；
(B) A cytotoxic T cell destroying a virus-infected cell；
(C) Antibodies produced that destroy an invading pathogen；
(D) A neutrophil killing a bacteria by direct cell-to-cell contact, and a cytotoxic T cell destroying a virus-infected cell.