The plasma membrane _____.
A) controls the contents of the cell
B) is composed mostly of cholesterol
C) is permeable to ions and polar molecules
D) is free of proteins
E) is rigid and impermeable

Question

​The plasma membrane _____.
A) ​controls the contents of the cell
B) ​is composed mostly of cholesterol
C) ​is permeable to ions and polar molecules
D) ​is free of proteins
E) ​is rigid and impermeable

Quizplus · Accepted Answer

The plasma membrane controls the contents of the cell by regulating the movement of molecules and ions across the membrane.

​The Plasma Membrane _____

The Plasma Membrane _____