Which Statement About the Plasma Membrane Is Not True

Multiple Choice

Which statement about the plasma membrane is not true?

A) It serves as a mechanical barrier to hold in the contents of the cell.
B) It selectively controls movement of molecules between the ECF and the ICF.
C) It is the barrier that surrounds the blood vessels and separates the blood plasma from the interstitial fluid.
D) It contains proteins that provide membrane functions.
E) It has cholesterol to maintain rigidity.