BIO1200 BIOCHEMISTRY BLUE-PACOP Question Bank-guaranteed pass-2022-2023

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. What two enzymes are used to bypass the pyruvate kinase reaction of glycolysis? I. pyruvate carboxylase II. PEP carboxykinase III. Fructose biphosphatase IV. Glucose-6-phosphate A. I & II D. II... & IV B. III & IV E. II & III C. I &III 2. Which of the following includes the main goals of Pentose Phosphate Pathway? I. produce ribose-5-phosphate for nucleotide synthesis II. produce NADPH and NADP for oxidoreductive biochemical synthesis III. to interconvert pentose’s and hexoses A. I & II D. I, II & III B. II & III C. I & III 3. Which of the following statements is/are true regarding the secondary structure ofnucleic acids? I. Guanine forms base pairs with cytosine via 2 hydrogen bonds II. The B form of the DNA is the most common in biological systems III. The breaking of H-bonds caused by high temperature is called melting A. I, II & III D. I & II B. I & II E. II only C. II & III 4. The phospholipid, phosphatidylinositol 4,5-biphosphate forms the potent secondarymessengers’ inositol triphosphate & diacylglycerol via what enzyme? A. Phospholipase A D. Phospholipase B B. Phospholipase C C. Phospholipase D 5. Which of the following is not true regarding the four enzyme complexes of the electrontransport chain? A. Complex I is known as the NADH-CoQ Oxidoreductases B. Complex II is known as Succinate-CoQ Oxidoreductases C. Complex III is known as Cytochrome Oxidase D. Complex IV is known as Cytochrome Oxidase 6. Glucose and mannose are epimers at: CONTINUED..... [Show More]

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