a
Increases the surface area for absorption
b
increases the surface area for digestion
c
assists in mixing digested food
d
assists in filtering undigested food
Explanation
Correct Option
aVideo Explanation
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Dave333
4 years ago
villus, plural villi, in anatomy any of the small, slender, vascular projections that increase the surface area of a membrane. Important villous membranes include the placenta and the mucous-membrane coating of the small intestine.
Dave333
4 years ago
In biology, absorption pertains particularly to the process of absorbing or assimilating substances into the cell or across the tissues and organs. It is done through diffusion or osmosis.
