Class II MHC molecules are found
A) on all cells with a nucleus.
B) only on red blood cells.
C) only on granulocytes and macrophages.
D) only on lymphocytes and macrophages.
E) only on liver cells and macrophages in the spleen.

Question

Quizplus · Accepted Answer

Class II MHC molecules are primarily found on antigen-presenting cells such as lymphocytes (specifically B cells) and macrophages, as well as dendritic cells, which play a key role in the immune response by presenting antigens to T cells.

Class II MHC Molecules Are Found