1 1. What does DNA stand for? A. Ribonucleic acid B. Deoxyribonucleic acid C. Dolenucleus Acids D. Denatured Natural Acid 2. Which are concerned with the synthesis of amino acids and fatty acids? A. Carbohydrates B. Proteins C. Vitamins D. Fats 3. The table shows nutrients found in a biscuit. Which nutrient needs no digestion? A fat 3.0 g B glucose 2.8 g C protein 3.5 g D starch 5.5 g 4. Food poisoning is caused by eating contaminated food. How can it be prevented? A. Cooking meat and poultry thoroughly. B. Washing fruits and vegetables before eating or cooking them. C. Storing food properly. D. All of the above 5. What type of proteins does saliva have that helps break down starchy foods? A. Collagen B. Hemoglobin C. Enzymes D. Insulin