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DHN 212 EXAM 3 QUESTIONS WITH 100% VERIFIED ANSWERS. GUARANTEED A+ GRADE. Describe the general characteristics of vitamins: Non caloric, needed only in small amounts, essential nutrients, classified based on solubility. List the fat-soluble and water-soluble vitamins: Fat soluble: Vitamin A, D, E, and K. Water soluble: B vitamins, C vitamins. What are some of the reasons why vitamins are important to health? Bone health, immune health, energy metabolism, blood clotting, growth and development, amino acid metabolism, RBC formation. What is a free radical and how do antioxidants work (simplistically)? Free radical is a substance with an unpaired electron. Antioxidants protect cells by giving up electrons to free radicals.
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