Question

which molecule is the building block of a triglyceride and other lipids? peptide monosaccharide disaccharide fatty acid nitrogenous base nucleotide

Explanation:

Triglycerides and other lipids are composed of fatty acids and glycerol. Fatty acids are the key building - block molecules for these lipids. Peptides are related to proteins, monosaccharides and disaccharides to carbohydrates, and nitrogenous bases and nucleotides to nucleic acids.

Answer:

fatty acid