14. Heparin is one of the polysaccharides that are assigned for you to research on. Based on your readings, what is the monosaccharide units found in heparin? A. glucosamine, glucuronic acid, and iduronic acid B. glucose, fructose and galactose C. N-acetylmuramic acid and N-galacturonic acid D. L-fucose, D-galactosamine and D-mannitol 15. Which of the following processes results to the formation of D-glucuronic acid in biological systems? A. Oxidation of the carbonyl carbon atom of glucose B. Oxidation of the first chiral carbon atom of glucose C. Oxidation of the penultimate carbon atom of glucose D. Oxidation of the non-chiral alcoholic carbon of glucose

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