In the mouth, food is cut and chewed by teeth, mixed with saliva and broken into smaller pieces. Saliva begins digestion by breaking down starch into simpler sugars. Class 5 Our Wondrous World – Health and Well-being – Chapter 3 The ...
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In the mouth, food is cut and chewed by teeth, mixed with saliva and broken into smaller pieces. Saliva begins digestion by breaking down starch into simpler sugars. Class 5 Our Wondrous World – Health and Well-being – Chapter 3 The ...