Question #ef7b2

1 Answer
Oct 11, 2017

a. sugar, b. amino acid, c. lipid

Explanation:

Lactose is disaccharide (double sugar) composed of one glucose molecule bonded to one galactose molecule.

Tryptophan is one of the 20 amino acids found in living things.

Olive oil contains a majority of monounsaturated fatty acids.