What makes up the cell menbrane

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:

the principal components of plasma membrane are lipids phospholipid and cholesterol proteins and carbohydrates

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