Question

A person starts to eat a hamburger. As she takes a bite and chews, an enzyme called salivary lipase helps to begin the process of fat digestion. Which of these is the BEST description of the role of enzymes in digestion?

A. Enzymes are acids that physically break down food molecules.
B. Enzymes moisten food to help teeth in the mechanical process of grinding and chewing.
C. Enzymes are proteins that speed up the process of chemically breaking down food molecules.
D. Enzymes are cells that secrete saliva and other necessary substances needed for digestion.

Answer 1

C is the is the BEST description of the role of enzymes in digestion

Enzymes are proteins that speed up the process of chemically breaking down food molecules.

Answer 2

"Enzymes are proteins that speed up the process of chemically breaking down food molecules" is the one among the following that is the best description of the role of enzymes in digestion. The correct option among all the options that are given in the question is the third option or option "C". I hope it helps you.