Question

Explain the chemical and physical digestion process in human

Answer 1

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. Saliva contains an enzyme (amylase) that begins the breakdown of carbohydrates.

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Answer 2

physical digestion starts from our mouth . while when salivary gland ,gives saliva for smoothing food then it is called chemical digestion...