9K - Net ID KEY A Quiz 9a 11/17/10 1. (7 pts) The steps of...

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Net ID KEY A Quiz 9a 11/17/10 1. (7 pts) The steps of β -oxidation of fatty acids are shown on the right. a. Write the balanced, overall equation for the rxn of a 12-carbon fatty acyl-CoA in β -oxidation. C12-CoA + 5CoA + 5FAD + 5NAD + + 5H 2 0 6 ACETYL-CoA + 5FADH 2 + 5NADH + 5H + Write in the numbered step that is described: b. _ 2 __ hydration c. _ 1 ___ FADH2 forms d. _ 3_ __ NADH forms 2. (6 pts) For the following metabolic rxns, write in the letter C if it occurs in the cytosol, M if it occurs in the mitochondrial matrix, CM if both. __ M _ Pyruvate dehydrogenase complex __ M _ Citric Acid Cycle __ C _ glycoysis __ C __ fatty acid activation __ M __ electron transfer rxns __ CM _ urea cycle 3. (2 pts) Write the balanced, overall equation for the Urea Cycle. 2NH 4 + + HCO 3 - + 3ATP + H 2 O UREA + 2ADP + 4P i + AMP + H + 4. (10 pts) The Electron Transport Chain involves Complexes I, II, III, and IV. a. At which complex does NADH in the mito matrix react? _ I __ b. At which complex does succinate from the citric acid cycle react? _ II _ c. At which complex does UQH2 react and become oxidized? _ III _ d. At which complex does O2 react? _ IV _ e. There are 3 reduced molecules in the Electron Transport Chain that are mobile. Name them. Abbreviations OK. NADH UQH2 Cyt c REDUCED f. There is 1 reduced molecule in the Electron Transport Chain that stays bound inside an enzyme. Name it. Abbreviations OK.
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This note was uploaded on 01/01/2012 for the course BIOMG 3310 taught by Professor Feigenson during the Fall '11 term at Cornell University (Engineering School).

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9K - Net ID KEY A Quiz 9a 11/17/10 1. (7 pts) The steps of...

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