Respuesta :

coppertwin1

Answer:

Mechanical digestion involves physically breaking the food into smaller pieces. Mechanical digestion begins in the mouth as the food is chewed. Chemical digestion involves breaking down the food into simpler nutrients that can be used by the cells. Chemical digestion begins in the mouth when food mixes with saliva.

Explanation:

Itztaesberry

Answer:

Mechanical digestion is the mechanical breakdown of food into small particles. It occurs from mouth to stomach. Chemical digestion is the chemical breakdown of food into small chemical substances. It occurs from mouth to the intestine.

Explanation:

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