Monday, March 11, 2019

Fatty Acid and Triple Bonds

1. The make blocks of polysaccharides argon _______, and the blocks be covalently linked together by _______. A. glycerol and fatso acids glycosidic linkages B. amino acids triple bonds C. monosaccharides glycosidic linkages D. disaccharides triple bonds E. oligosaccharides glycosidic linkages Answer choice C Which of the followers statements about amylum is false? A. Starch may be partly branched. B. Starch is a polymer of glucose. C. Starch is formed by the condensation of monomers. D. The properties of starch atomic number 18 very similar to those of cellulose. E. Starch may be digested by people. Answer choice E Which of the following characteristics distinguishes carbohydrates from other macromolecule types? A. Carbohydrates are constructed of monomers that continuously cave in a ring structure. B. Carbohydrates never contain nitrogen. C. Carbohydrates brood of a carbon bonded to hydrogen and a hydroxyl group. D. Carbohydrates contain glycerol. E. none of the above Answer choice A 1. A five-carbon sugar is know as a A. glutamine. B. glucose. C. hexose. D. pentose. E. None of the above Answer choice D Oils and fats A. form membranes. B. are triglycerides. C. all contain the analogous fatty acids. D. are good for you in large amounts. E. have glycosidic linkages. Answer choice B Oils melt at a lower temperature than fats because A. oils and fats are not the same type of macromolecule. B. fats contain more saturated fatty acids than oils. C. fats contain are unsaturated fatty acids than oils. D. oils are made by plants. E. fats are frequent in animals. Answer Choice C Fatty acids are A. carboxylic acids with long hydrocarbon tails. B. linked to glycerol in fats by hydrogen bonds. C. always saturated. D. large polymers of monosaccharides. E. water soluble. Answer choice A A phospholipid differs from a triglyceride in that phospholipids A. are amphipathic. B. are not derivatives of glyc erol. C. do not have both hydrophilic and hydrophobic parts. D. are used to store dexterity for the cell. E. do not contain fatty acids. Answer choice B

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