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Glucose molecules are joined by a B(144) glycosidic linkages in (1) amylose. (3) glycogen. (2) amylopectin. (4) cellulose. The structure of any lopectin is a (1) linear chain of many D-glucopyranose units linked a1 4). (2) branched structure of many D-glucopyranose units linked a( 1 4) and a( 1 6 ). (3) branched structure of many D-glucopyranose units linked B(1 4) and B( 1 6 ). (4) linear chain of many D-glucopyranose units linked a1 6 ). 43. This compound ozodraz?, -CH3 al-(04) nadok CLOpock_0%x*(CH3) belongs to a class of biomolecules called (1) amino acids. (3) lipids. (2) carbohydrates. (4) nucleic acids. 44. Sphingolipids are similar to phospholipids, but contain sphingosine instead of (1) glucose. (3) fatty acid. (2) glycerol. (4) phosphate. 45. The saponification of one mole of glyceryl stearate with potassium hydroxide will yield (1) one role of stearic acid and one mole of water. (2) one mole of potassium stearate and one mole of water. (3) three roles of stearic acid and one mole of glycerol. (4) three roles of potassium stearate and one Role of glycerol. 46. Which factor least affects the electrophoretic novenent of a protein? (1) its physiologic function (2) Its size (3) Its charge (4) Its solubility 47. Electrophoresis separates amino acids basis of the fr (1) polar character. (2) nonpolar character. (3) hydrophobic interactions. 10 net charge. 48. When the inhibition of an enzyme can be reversed by increasing the concentration the substrate, the inhibition is called (1) allosterise. (2) non-competitive inhibition. (3) competitive inhibition. (4) zymogen activation. 49. The first step in the breakdown of protei in the body is (1) the hydrolysis of peptide bonds. (2) the formation of urea. (3) the deamination of amino groups. (4) the decarboxylation of carboxyl group 50. Most of the con carried in the blood is (1) dissolved coor MyCo . (2) dissolved bicarbonate. (3) attached to the fron of hemoglobin. (4) attached to an amino group in hemoglo 51. Which statement pertains to vitamin K? (1) It can be photosynthesized. (2) It is an antioxidant. (3) It is used in decarboxylation reaction (4) It is necessary for the proper functioning of prothrombin. 52. ATP 15 referred to as a high energy compound because (1) relatively large amount of energy 15 released in phosphate bond hydrolysis. (2) it possesses a high degree of unsaturation. (3) when oxidized, the reaction is highly exothermic. (4) the nitrogenous base portion of the molecule possesses bonds with high dissociation energfes. The electron transport system is localized in (1) the nucleus of the cell. (2) the cell membrane. (3) the wtochondrial trix. (4) the inner rebrane of the mitochondria.