Question

question 19. some digestive enzyme supplements can be purchased over the counter. one such enzyme supplement, lactaid®, contains the enzyme lactase. it can be taken to catalyze the breakdown of lactose in dairy products, making digestion easier for people who are lactose intolerant. lactases are made up of which of the following molecules? a. amino acids b. fatty acids c. nucleotides d. monosaccharides

Explanation:

Enzymes are proteins. Proteins are made up of amino acids. Lactase is an enzyme, so it is made up of amino acids.

Answer:

A. amino acids