Question

3. Which statement correctly defines digestion?

Digestion is a reversible process due to mechanical digestion.
Digestion is the process of breaking down food into smaller molecules.
Digestion is mixing food with saliva, which is when mechanical digestion starts.
Digestion is the process of chewing food, which is referred to as chemical digestion.

Answer 1

Your answer is B

Step-by-step explanation:

Answer 2

B) Digestion is the process of breaking down food into smaller molecules.

Step-by-step explanation: