Question

9. What are villi? Write its function?
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Answer 1

The small intestine has millions of tiny finger-like projections called villi. These villi increase the surface area for more efficient food absorption. Within these villi, are present numerous blood vessels that absorb the digested food and carry it to the bloodstream. It is hence from the bloodstream, the absorbed food is delivered to each and every cell of the body

Answer 2

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Villi are the small Finger like projection which is present in the Small intestine of Humans. These projection is responsible for absorption of nutrients. Also it's increases the surface area of a membrane.

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