IDNLearn.com: Where your questions are met with thoughtful and precise answers. Ask your questions and receive reliable and comprehensive answers from our dedicated community of professionals.
Answer:
With few exceptions, cellular membranes — including plasma membranes and internal membranes — are made of glycerophospholipids, molecules composed of glycerol, a phosphate group, and two fatty acid chains. Glycerol is a three-carbon molecule that functions as the backbone of these membrane lipids.
Explanation: