With respect to the outer and inner faces of the lipid bilayer of the cell membrane, the composition of proteins is
A)identical.
B)a mirror image.
C)highly random and varies throughout the cell.
D)not identical, but symmetrical.
E)asymmetrical.

Question

Quizplus · Accepted Answer

The composition of proteins in the lipid bilayer is asymmetrical, meaning that the types and distributions of proteins differ between the inner and outer faces of the membrane. This asymmetry is crucial for the membrane's function, including cell signaling and transport.

With Respect to the Outer and Inner Faces of the Lipid