The major histocompatibility (MHC) molecule is important in a T cell's ability to ________.
A) distinguish self from nonself
B) recognize specific parasitic pathogens
C) identify specific bacterial pathogens
D) identify specific viruses
E) recognize differences among types of cancer

Question

Quizplus · Accepted Answer

The major histocompatibility complex (MHC) molecule plays a vital role in the adaptive immune response by presenting foreign antigens to T cells, allowing them to differentiate between self and nonself. This recognition helps to activate T cells and initiate an immune response against potential pathogens or abnormal cells. Choices B, C, D, and E are more specific in their recognition of certain types of pathogens, but the MHC molecule is not specific to any particular type of pathogen.

The Major Histocompatibility (MHC) Molecule Is Important in a T