Question

Cholesterol is a component found in the phospholipid bilayer of the cell membrane and

• A. Makes the membrane more permeable to water-soluble substances such as ions and monosaccharides
• B. Maintains the fluidity of the cell membrane
• C. Builds and maintains membrane channels
• D. Dissolves in large quantities and travels through the bloodstream

Answer 1

The correct option is C Builds and maintains membrane channels

Cholesterol is embedded in the lipid bilayer, it controls the flexibility or fluidity of the bilayer during temperature fluctuations.

So, the correct answer is 'Maintains the fluidity of the cell membrane'