SC-293
Mechanical and chemical digestion
Lower Sec Science · Secondary 1 · Easy · Mechanical and chemical digestion
Which process in the human digestive system is an example of mechanical digestion?
- Churning of food in the stomach wall muscles
- Action of amylase on starch in the mouth
- Action of lipase on fats in the small intestine
- Hydrochloric acid killing bacteria in the stomach
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