Biology

Correct Option: B) To break down proteins into amino acids

Explanation: Pepsin is a protease enzyme in the stomach that begins the digestion of proteins.
It breaks proteins down into smaller peptides, which are further digested in the small intestine.
Pepsin is activated by the acidic environment of the stomach.

Incorrect Options:

A) To break down starches into simple sugars:
This is the role of amylase, which is found in th...