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Answer: The average person produces 2 pints of saliva every day. ...

The muscles in your esophagus act like a giant wave. ...

The second part of your small intestine is called the jejunum. ...

Enzymes in your digestive system are what separate food into the different nutrients that your body needs.

Explanation:

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Enzymes in your digestive system are what separate food into the different nutrients that your body needs.