Cell-mediated immunity would be least effective against ________.
A) tumor cells
B) virally infected cells
C) intracellular bacteria
D) extracellular antigens
E) intracellular parasites

Question

Quizplus · Accepted Answer

Cell-mediated immunity, primarily involving T cells, is most effective against cells that are infected by viruses, bacteria, or parasites, and against tumor cells. It is least effective against extracellular antigens, which are typically targeted by antibody-mediated (humoral) immunity.

Cell-Mediated Immunity Would Be Least Effective Against ________