Villi

What are structural adaptations of villus?
Villi are specialized for absorption in the small intestine as they have a thin wall, one cell thick, which enables a shorter diffusion path. They hav...
If an animal didn't have villi how would it overcome this problem?
What will happen if there is no villi in the small intestine?Why is the villi important?How does villi help in absorption of food?How do villi of sma...