Lactase (also known as lactase-phlorizin hydrolase, or LPH), a part of the β-galactosidase family of enzymes, is a glycoside hydrolase involved in the hydrolysis of the disaccharide lactose into constituent galactose and glucose monomers. What kind of macromolecule is lactase? Explanation: A macromolecule made of amino acids is a protein.Read More →