sum301sec02 - Biochemistry 694:301 Second Exam, Dr. Deis...

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Biochemistry 694:301 Name_________________________ Second Exam, Dr. Deis Last 5 digits of SSN ___________________ Monday Aug. 5, 2002 Row Letter ____ Seat Number ____ This exam consists of two parts. Part I is multiple choice. Each of these 25 questions is worth two points. Answer the Part I questions on this sheet, below. Answer the Part II questions on the question pages. Please use BLOCK CAPITAL letters like this --- A, B, C, D, E. Not lowercase! 1. ______ 10. ______ 18. ______ 2. ______ 11. ______ 19. ______ 3. ______ 12. ______ 20. ______ 4. ______ 13. ______ 21. ______ 5. ______ 14. ______ 22. ______ 6. ______ 15. ______ 23. ______ 7. ______ 16. ______ 24. ______ 8. ______ 17. ______ 25. ______ 9. ______ GRADE: Part I Total _______ Part II: II-1 _______ II-2 _______ II-3 _______ II-4 _______ II-5 _______ Part II Total _______ _______
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694:301 Second Exam, page 2 Name ________________________ 1. Which of the following statements about the sodium channel is incorrect ? A. it is sensitive to voltage B. it becomes inactivated spontaneously C. it consists of seven hydrophobic transmembrane segments D. it is much more permeable to Na + than to K + E. none of the above 2. Acetylcholinesterase has A. five subunits B. a negatively charged area around the active site C. a reactive cysteine at the active site D. an ATP Binding Cassette E. none of the above 3. For a simple (uncharged) osmotic process, the standard free energy will be A. zero D. negative B. positive E. you can't tell without specifics C. one 4. Which of the following water soluble vitamins forms part of Coenzyme A? A. folate D. thiamine B. pyridoxine E. pantothenate C. riboflavin 5. If PEP + ADP --> ATP + Pyruvate has a G o ' = –7.5 kcal /mol, using your knowledge of ATP hydrolysis, what is the standard free energy change for the hydrolysis of PEP --> Pyruvate + P i ? A. –14.8
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This note was uploaded on 05/09/2008 for the course MOLBIO 315 taught by Professor Deis during the Spring '08 term at Rutgers.

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sum301sec02 - Biochemistry 694:301 Second Exam, Dr. Deis...

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