The following are all functions of the plasma membrane EXCEPT ________.
A) separating the extracellular fluid from the intracellular fluid
B) storing energy
C) regulating the movements of ions in and out of the cell
D) all of the above

Question

Quizplus · Accepted Answer

The plasma membrane is primarily responsible for separating the extracellular fluid from the intracellular fluid and regulating the movements of ions in and out of the cell. It does not store energy, which is the function of organelles such as the mitochondria (in eukaryotic cells) or the plasma membrane (in prokaryotic cells). Therefore, the correct answer is B, since it is the only option that is not a function of the plasma membrane.

The Following Are All Functions of the Plasma Membrane EXCEPT