Final answer:
Villi are finger-like projections primarily located in the small intestine, aiding in nutrient absorption.
Explanation:
Villi are finger-like projections found mainly in the small intestine. They increase the surface area of the intestine, enhancing the absorption efficiency of nutrients from digested food.
Learn more about Villi in the small intestine here:
https://brainly.com/question/17110890
