1. What are BIOCHEMICAL substances that come from outside sources, normally from FOOD? A. Metabolism B. Nutrients C. Pharmacokinetics D. Chemistry E. Molecules: Answer: Nutrients 2. What are examples of nutrients? A. Carbohydrates B. Lipids C. Vitamins D. Minerals E. Water F. Proteins G. All except E H. All of above: Answer: All of above 3. T/F: A single food can contain ALL the essential nutrients in amounts needed for optimal health.: Answer: False; there is NO single food that contains ALL 4. Which nutrient provides the MOST abundant energy? A. Carbohydrates B. Lipids C. Vitamins D. Minerals E. Water F. Proteins: Answer: