Multiple choice Epithelial cells of the intestine involved in food absorption have on their surface zymogen granules. pinocytic vesicles. phagocytic vesicles. microvilli. Reveal answer Fill a bubble to check yourself D Correct answer Explanation Epithelial cells of the intestine involved in food absorption have on microvilli on their surface. Microvilli effectively increase the surface area of the cell and are useful for absorption and secretion functions.