Which of the following is true regarding the difference between the mucosa of the small and large intestines?
A. The small intestine has simple columnar epithelium and the large intestine does not.
B. The large intestine has larger circular folds than the small intestine.
C. They both have villi, but only the small intestine has microvilli.
D. The small intestine has deeper intestinal crypts than the large intestine.
E. Intestinal crypts are only found in the large intestine.
Answer: D
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