Small foreign molecules that are too small by themselves to elicit an immune response are termed
A)antigenic determinants.
B)haptens.
C)antigen binding sites.
D)variable regions.

Question

Quizplus · Accepted Answer

Small foreign molecules that are too small by themselves to elicit an immune response are termed haptens. Haptens can evoke an immune response only when they are bound to carrier molecules, which then generate an immune response against both the hapten and the carrier.

Small Foreign Molecules That Are Too Small by Themselves to Elicit