Biology, 24.04.2020 22:45, kimberlylove387

Villi a. are found throughout the gastrointestinal tract. b. generate movement of materials in the large intestine. c. increase surface area in the small intestine. d. contain both smooth and skeletal muscle fibers. e. All of the choices are correct.

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Villi a. are found throughout the gastrointestinal tract. b. generate movement of materials in the l...