Cholesterol is essential for normal membrane functions because it
A. plugs up the cardiac arteries of older men
B. cannot be made by higher organisms
C. keeps membranes fluid.
D. spans the thickness of the bilayer
Answer:C
Cholesterol is essential for normal membrane functions because it
A. plugs up the cardiac arteries of older men B. cannot be made by higher organisms C. keeps membranes fluid. D. spans the thickness of the bilayer