Biology for IGCSE & O level - Biological Molecules (Section 3 - No. 12)
What is a fatty acid composed of?
A glycerol and a phosphate group
Glycerol and three fatty acids
A long hydrocarbon chain and a carboxyl group
A nitrogenous base and a sugar
Explanation
A fatty acid is characterized by a long hydrocarbon chain and a terminal carboxyl group.
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