What is peristaltic movement? how are they helpful in human digestion?
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movement of food in alimentry canal is called peristaltic movement.
villi present in oesophagus and intestine which increase the surface area and microvilli present on villi which absorb the neutriants from food.
villi present in oesophagus and intestine which increase the surface area and microvilli present on villi which absorb the neutriants from food.
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