Refers to the breakdown of food by enzymatic action. during , the teeth break down food into smaller pieces. during , enzymes break down food into molecules.

Digestion

Explanation:

Digestion is the breakdown of food into simpler molecules that can be absorbed by the body. It starts the process of mechanical digestion by grinding the food with teeth. Also in the mouth, an enzyme called salivary amylase begins to break down long starch molecules into maltose.

the insertion of a penis into a vagina.

gyf3cr3cgui3giupihvodvhjvjhb cbvv