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Otrada [13]
3 years ago
9

What is the gastrointestinal system? What does it do?

Biology
1 answer:
umka2103 [35]3 years ago
7 0

Answer:Digestion works by moving food through the GI tract. Digestion begins in the mouth with chewing and ends in the small intestine. As food passes through the GI tract, it mixes with digestive juices, causing large molecules of food to break down into smaller molecules.

Explanation:

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