What is the function of class I MHC molecules?
A) They pick up exogenous "dead" antigens.
B) They seek out antigen molecules that have been synthesized inside a virus-infected cell.
C) Both of these are functions of class I MHC molecules.
D) Neither of these is a function of class I MHC molecules.

Question

Quizplus · Accepted Answer

Class I MHC molecules are responsible for presenting antigens that have been synthesized inside virus-infected cells to CD8+ T cells. They do not pick up exogenous antigens like class II MHC molecules do.

What Is the Function of Class I MHC Molecules