Question

What is lactase used for?

A. It is used to make sugar-free milk.
B. It hydrolyses lactose to glucose and fructose.
C. It improves the digestion of milk by some people.
D. It decreases the acidity of the milk.

Answer 1

Lactase is use to digest lactose, which is a sugar found in dairy. the -ase makes it a specific enzyme to digest a specific disaccharide (sugar). I this case, Lactase is digesting Lactose.

Answer 2

Lactase is used for improving the digestion of milk by some people.