What is the function of villi?
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Assimilation of food
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Digestion of food
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Absorption of food
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Egestion of food
C
Correct answer
Explanation
Villi are finger-like projections in small intestine that massively increase surface area for absorption of nutrients like amino acids, monosaccharides and fatty acids. Digestion occurs primarily via enzymes in lumen; assimilation refers to cellular utilization; egestion is elimination of waste.