A macromolecule namely phospholipids are the main component of the plasma membrane.
What are phospholipids?
Phospholipids are polar lipids comprised of two fatty acids, a glycerol unit, and a phosphate group that is esterified to an organic molecule such like choline, ethanolamine, inositol, and so forth.
The plasma membrane is composed chiefly of phospholipids. They, excessively, are made up of fatty acid chains attached to a glycerol or similar backbone.
Thus, the macromolecule namely phospholipids are the main component of the plasma membrane.
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