MHC I proteins are found on the surface of most mammalian cells and serve as important self-identifying labels. However, they are also critical for presenting antigens to immune system cells, so they are found primarily on immune system cells. In addition, during pregnancy, MHC I proteins help protect the developing fetus from the mother's immune system.

Solved

MHC I Proteins

Question 34

Multiple Choice

MHC I proteins

A) are found primarily on immune system cells.
B) protect a developing fetus from its mother's immune system.
C) are found on the surface of most mammalian cells.
D) are important self-identifying labels.
E) Both c and d

Correct Answer: