Which of the following is an exogenous antigen?
A) the malaria parasite inside a red blood cell
B) a virus inside a cell
C) a bacterium outside a cell
D) a noninfected human cell
E) a bacterium inside a cell

Question

Quizplus · Accepted Answer

Exogenous antigens are those that originate outside the host's cells. A bacterium outside a cell is an example of an exogenous antigen, as it is external to the host's cells and can be recognized by the immune system.

Which of the Following Is an Exogenous Antigen