Which of these statements describes the plasma membrane
A)It appears under an electron microscope as a single dark line around the cell.
B)It is composed of a double layer of phospholipid molecules with proteins interspersed throughout the phospholipids.
C)It separates the intravascular and extracellular fluid.
D)It separates the intravascular and intracellular fluid.

Question

Quizplus · Accepted Answer

The plasma membrane is composed of a double layer of phospholipid molecules with proteins interspersed throughout the phospholipids.

Answer: D 
 The plasma membrane separates the intravascular and intracellular fluid. It is also sometimes called the cell membrane, as it forms the boundary of the cell.

Which of These Statements Describes the Plasma Membrane