Key - CHEM4731 EXAM T 2IISIIO COVER PAGE: Except for your...

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CHEM4731 EXAM T 2IISIIO COVER PAGE: Except for your name, do not write on this page. There are 6 pages in this exam, including this page. Write your name on each page. It may help to read through the exam and the appendices before answering any problems and to start with the questions that are easiest for you. Please write and draw clearly and organize your responses to they can be understood. Credit cannot be given for responses that cannot be understood.
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CHEM4731 EXAM 1 2t18lr0 Used for grading (100 points possible) PageZ 133 Page 3 116 Page 4 ll2 Page 5 124 Page 6 ll5 Total points all pages ar-@*ctlz NAME KEY /1 00 1) During the process of photosynthesis for every H2O that is consumed to produce /, of an 02 molecule that is generated, (10 pts total) a) how many NADPHs are generated? t b) how many protons are pumped through the Q cycle? aF c) how many additional protons contribute to the proton ftI- ion) gradient by the splitting of water? Z how many ATPs are produced from the resulting proton gradient? (Do NOT account for mitochondrial procesies-just ATP from the proton gradient in the chloroplast.) 2- how many photons must be absorbed by Photosystems I and II combined? + 2) During digestion of the following fatty acid: (10 pts total) CH:-CHz-CH2-CH2-CHz-CHz-CH:CH-CH2-CH2-CH2-COOH a) How many FADH2 molecules are produced? 4 b) How many NADH molecules are produced? 5 c) How many acetyl CoA molecules are produced? b d) When you run the acetyl CoA molecules produced through the citric acid cycle, how many FADH2 molecules are produced? 6 e) When you run the acetyl CoA molecules produced through the citric acid cycle, how many NADH molecules are produced? t I 3) Draw the alpha-keto acid formed by the transamination of Tyrosine (5 pts) d) e) o lt -e- at"o \r4 4) s) During the breakdown of amino acids to form common metabolic intermediates (6 pts) a) Aspartate and Asparagine are converted to Oxa?a ace/-a{e b) In the muscle, a common nitrogen and carbon containing molecule, 4 /4nal-, is transported to the liver for further metabolism. c) Leucine is broken doy4lto ftrm the com{non metabolic itermediate 4 (ah-f z<2/ e, 'd,zaloaza,t?GA o * i/-c*rea ll e{ reu^leloo- z'o^"'ac{' What common co-factor reaction is required in all of the decarboxylation reactions where amino acids are converted into physiologically active amines such as serotonin, histamine and epinephrine? (2 pts) ?rv"',Jora? ?hos';t La.{e
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Key - CHEM4731 EXAM T 2IISIIO COVER PAGE: Except for your...

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