kylies7750 kylies7750 27-03-2024 Biology contestada The three major parts of a nucleotide are a a. a phosphate, a sugar and a nitrogenous base. b. glucose, amino acid, and a starch. c. a carboxyl, a phosphate, and a glycerol. d. fatty acid, a sugar and an amino group. e. DNA, RNA and a protein.