How are the heavy chains of major histocompatibility complex (MHC) classes I and II molecules transported into the cell membrane?
A) Heavy chains are transported via extracellular fluid.
B) Heavy chains are inserted through the membrane via hydrophobic residues.
C) Heavy chains are inserted through the membrane via hydrophilic residues.
D) Heavy chains are adsorbed onto the membrane via semipermeable methods.

Question

Quizplus · Accepted Answer

Heavy chains of MHC molecules are inserted into the cell membrane through hydrophobic residues that allow them to span the lipid bilayer.

How Are the Heavy Chains of Major Histocompatibility Complex (MHC)