Question

Cholesterol is needed to build cell membranes.
What is cholesterol?

Answer 1

Cholesterol is a lipid on the cell membrane that adds stability to the cell membrane and helps make it selectively permeable

Step-by-step explanation:

Answer 2

Cholesterol is a type of lipid (or fat) that, among other important functions, builds cell membranes in the body. While some cholesterol is obtained through diet, the body synthesizes most of it.