Villi are tiny finger-like projections present in the inner wall of the small intestine. they in the movement of partially digested food through the small intestine and the removal of solid wastes from the body. what other function do villi have?

They increase the surface area available for the absorption of nutrients.

Explanation:

I really don' t know I learn it from science and i looked trough my notebook.

answer; i believe the answer is (polygenic inheritance;

if someone had the list of traits you provided