The villi of the small intestine increase its capacity for
a. digestion.
b. absorption.
c. excretion.
d. elimination.
B
Villi increase the surface area of the small intestine which makes it possible for it to absorb more nutrients. Digestion occurs in the small intestine, but is not a function of the villi. Excretion and elimination do not occur in the small intestine.
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