Biology

Mention two ways in which the ileum of a mammal is adapted for the absorption of digested food.

Digestive System

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Answer

The two ways in which the ileum of mammals is adapted for the absorption of digested food are:

Very long to provide much more surface area for absorption.
Ileum has numerous villi which further causes the surface area to increase thereby increasing the quantity of absorption of digested food.

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Related Questions

Give reasons/explain :
(a) Only animals require a digestive system and not plants.
(b) There are no enzymes to digest vitamins.
(c) Thorough chewing of food in mouth is helpful in digestion.
(d) Bile juice does not contain any enzyme but is still important in digestion.
(e) The inner layer of small intestine has a large number of finger-like projections called villi.
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