Answer: on the exposed surfaces of epithelial cells? Microvilli increase the surface area of the cell, usually for absorption. The cells lining the small intestine have microvilli for that purpose. Cilia wave around to help move the external medium.
I don’t like the meal plans to much u can only get canned foods and never sweets. They don’t include necessities either u can’t get tampons, deodorant or combs
