x3-spr09 - Name: _ UIN: _ MCB 450 Exam III April 30, 2009...

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Name: __________________________________ UIN: ______________________ MCB 450 Exam III April 30, 2009 This exam consists of 15 multiple choice questions and 10 short answer questions. There are 9 pages (front and back) NOT including the cover page, a page with graph paper, and a blank back page. PRINT your name and UIN at the top of this page . PRINT your name at the top of each page of the exam (both front and back) Note: Proctors cannot answer questions or make clarifications. Please read each question carefully and answer to the best of your ability. When you have completed the exam, hand it in to a proctor and show them your Student ID card. Good luck! 1
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Multiple-Choice, 2 points each , 30 points total For each of the following questions, encircle the letter corresponding to the BEST response. 1. Consider the following steps in β oxidation of a fatty acid 1. introduction of a double bond 2. oxidation of β –OH group to a β keto group 3. formation of CoA derivative 4 thiolytic cleavage 5. acylation of carnitine Which of the following gives the correct sequence of events? . A. 1-2-3-4-5 B. 5-3-2-4-1 C. 4-5-3-1-2 D. 3-1-2-4-5 E. 3-5-1-2-4 2. When 14 C0 2 is added to a suspension of Chlorella , the first stable labeled compound that can be isolated is A. ribulose 1,5 bisphosphate B. glyceraldehyde 3-phosphate C. 3-phosphoglycerate D. xylulose 5-phosphate E. ribose 5-phohphate 3. Which of the following compounds is produced by the oxidation of C-odd, but not C-even fatty acids? A. malonyl CoA B. acetyl CoA C. succinyl CoA D. β -hydroxy- β -methyl butyryl CoA E. acetoacetyl CoA 4. Which of the following is consideered a ketone body? A.
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This note was uploaded on 09/14/2009 for the course MCB 450 taught by Professor Mintel during the Summer '07 term at University of Illinois at Urbana–Champaign.

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x3-spr09 - Name: _ UIN: _ MCB 450 Exam III April 30, 2009...

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