Question

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

Explanation:

Triglycerides and other lipids are composed of fatty acids and glycerol. Fatty acids are the key building - block molecules for these lipids. Nucleotides are building blocks of nucleic acids, disaccharides are sugar units, amino acids are for proteins, peptides are short chains of amino acids, and nitrogenous bases are part of nucleotides.

Answer:

fatty acid