Basic Biology

Biological Compounds

What is the difference between fats and lipids?

Fats are one category of lipids. Each fat molecule is comprised of a glycerol (alcohol) molecule and at least one fatty acid (a hydrocarbon chain with an acid group attached). Fats are energy-rich molecules important as a source of reserve food for the body. They are stored in the body in the form of triacylglycerols, also known as triglycerides. Fats also provide the body with insulation, protection, and cushioning.


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