Question

what is a function of saliva?
multiple choice
cleansing the esophagus
beginning the chemical digestion of carbohydrates
absorbing fat from ingested food
breaking food into smaller pieces

Explanation:

Saliva contains enzymes like amylase. Amylase starts breaking down carbohydrates (e.g., starches) chemically. Cleansing the esophagus is not a main function. Absorbing fat occurs in the small intestine. Breaking food into smaller pieces is mainly mechanical (teeth - chewing).

Answer:

Beginning the chemical digestion of carbohydrates