Solution

Lipids are not built of repeating monomer units.

Nucleic acids are polymers of nucleotides. Proteins are polymers of amino acids. Polysaccharides are polymers of monosaccharides. Lipids are esters of fatty acids and alcohol; they are not polymers.

Concept lipids-not-polymers

Biomolecules in past papers

107 questions from this chapter have appeared across 26 exam years.