Which of the following named reduced coenzyme Select one: O a. NAD O b. FAD O c. ATP O d. NADH2
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- Describe the function implied by the name of each of thefollowing enzymes:a. Citrate decarboxylaseb. Adenosine diphosphate phosphorylasec. Oxalate reductased. Nitrite oxidasee. cis-trans IsomeraseDefine the following terms: a. sdLDL b. oxLDL c. cytochrome P450 d. atheroma e. abetalipoproteinemiaDefine the following terms:a. cytochromeb. glycerol phosphate shuttlec. malate-aspartate shuttled. uncoupling proteine. oligomycin
- The small intestine catabolizes amino acids, producing signifi cant amounts of NH4+. Describe the metabolic fate of the NH4+.The source of the nitrogen during serine synthesis is A. glutamate B. NH4+ C. NO2 D. α-ketoglutarateDefine the following terms: a. thiolytic cleavage b. ketogenesis c. ketone bodies d. α-oxidation e. ACC
- A marker enzyme used to identify liver microsomes (ER fragments) after centrifugation is a. AMPK b. phosphodiesterase c. peroxidase d. glucose-6-phosphataseA hydrophilic drug A.Has a high reabsorption in renal tubules B.Has a low ability to penetraye the cell membrane C.Can cross the blood brain barrier easily D.Can bind to intracellular receptors. 2.The phase 1 reaction most often performed by mixed function CYP450 hepatic microsomal enzyme is A.Glucuronidation B.Oxidation C.Reduction D.Acetylation 3.CYP1A2 is involved in the metabolizing of several clinically important xenobiotics such as A.Caffeine B.Morphine C.Aspirin D.Alcohol 4.Drug metabolism,the drug.......undergoes phase 2(acetylation)before undergoing phase 1 (hydrolysis) metabolic reactions A Aspirin B.Codeine C.Isoniazid D.Diazepam E.Phenytoin 5.Which of the following statements is/are true regarding the oxidation of aromatic rings A.Electron donating substituents promote oxidationat the meta position B.Electron withdrawing substituents promote oxidation at the meta position C.All aromatic rings in a molecule are hydroxylated D Monosubstituted aromatic rings can be…ASAP
- D-Gluconic acid is formed from D-Glucoge Select one: a. By reduction b. By oxydation c. By substituton d. By esterificationWhich of these statements about lactate dehydrogenase is true? a.It is a protein. b.It oxidizes lactic acid. c.It reduces another molecule (pyruvic acid). d.All of these are true.Glutamine synthase has how many subunits? A、8 B、10 C、6 D、12