1) Energy is stored in the bonds between atoms a) True b) False 2) Which of the following items contain primarily carbohydrates? a) A salmon filet b) Olive oil c) Nachos d) A chicken wing 3) Which of the following molecules is used by your body to break down the large molecules in your food? a) Lipids b) Enzymes c) Macromolecules d) Micronutrients 4) Which macromolecules contain the most calories per gram? a) Lipids b) Carbohydrates c) Proteins 5) The mucosal layer secretes mucus that lines your intestines to separate your epithelial cells from bacteria a) True b) False 6) Peristalsis of the gastrointestinal tract is a(n) ___________ behavior a) Voluntary b) Involuntary

The Digestive System

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