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it is true ok
Explanation:
large and small intensities
Answer:
False
Explanation:
A complete digestive tract allows to continuously feed without waiting for waste to be eliminated before beginning to digest new foods. In this way, the absorption of larger amounts of nutrients is possible and therefore bigger and more complex species can develop. Digestive tracts with two openings also make digestion more efficient, since they provide different sites with different physical and chemical conditions (mouth, stomach, bowels) for the action of different complementary digestive enzyme systems.