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Where in the body does the chemical breakdown of carbohydrates first occur?

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Answer:

The digestion of carbohydrates begins in the mouth. The salivary enzyme amylase begins the breakdown of food starches into maltose, a disaccharide. As the bolus of food travels through the esophagus to the stomach, no significant digestion of carbohydrates takes place.

Step-by-step explanation:

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