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Chemistry, 09.12.2020 18:30 tawna6988owtjg6

Many processes occur in the digestive system. Which process is best classified as a physical change? A. digestive enzymes breaking down proteins into smaller fragments

B. teeth grinding an almond into smaller pieces in the mouth

C. bacteria converting lactose into simple sugars in the intestines

D. saliva converting the starch molecules in crackers into simpler sugars

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