According to the fluid mosaic model of cell membranes, which of the following is a TRUE statement about membrane phospholipids?
A) They occur in an uninterrupted bilayer, with membrane proteins strictly anchored to the surface of the membrane.
B) They have hydrophilic tails in the interior of the membrane.
C) They form a viscous fluid through which proteins shift and flow.
D) They are free to depart from the membrane and are dissolved in the surrounding solution.
E) They frequently flip-flop from one side of the membrane to the other.

Question

Quizplus · Accepted Answer

The fluid mosaic model describes the cell membrane as a fluid combination of phospholipids, cholesterol, and proteins. Phospholipids form a bilayer that is fluid in nature, allowing proteins to move within this bilayer.

According to the Fluid Mosaic Model of Cell Membranes, Which