Chemistry, 17.11.2020 22:00, nayo2006

During digestion the body uses both physical and chemical changes to move and process food. Which of the following is an example of a physical change?

1.Teeth breaking food down into smaller pieces

2.Protein breaking down into amino acids in the stomach

3.Enzymes breaking down carbohydrates into simple sugars

4.Hydrochloric acid breaking down fats in the stomach

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During digestion the body uses both physical and chemical changes to move and process food. Which of...