Question

question 19
saliva contains ____________ that help break down food.
○ hormones
○ bile
○ emulsifiers
○ enzymes

Explanation:

Saliva contains enzymes like amylase which initiate the breakdown of carbohydrates in food. Hormones regulate body - functions and are not in saliva for food - breakdown. Bile is produced by the liver and aids in fat digestion in the small intestine. Emulsifiers help in the mixing of substances but are not in saliva for food - breakdown.

Answer:

D. enzymes