Question

Enzymes are a __________, which speed up the rate of a reaction but are not used up or changed during the reaction. The enzyme lactase will speed up the reaction of braking down lactose.

Answer 1

Catalysts speeds up the rate of reaction ;3

Answer 2

The molecule that an enzyme interacts with is called the _________ and the region of the enzyme that recognizes it is called the _______

Answer 3

Do you have any guess?

Answer 4

Or did you do any research?

Answer 5

It actually interacts with substrate and recognized by the active site ;3