bis103win02finalexam

bis103win02finalexam - BIS103-002 Final Exam Winter 2002...

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BIS103-002 Final Exam ___________ _KEY__ _________________ 1 Winter 2002 Last, First Major __________________________________ Student ID # ____________________________________ Final Exam/J. Callis, Instructor March 22, 2002 Check the appropriate boxes below Undergraduate Graduate Audit Completing Incomplete Note: There are 6 questions and a total of 11 printed pages counting the cover sheet. Partial credit will be given. Use only this paper. WRITE YOUR NAME ON THE TOP OF EACH PAGE. Question Value Score 1 13 2 16 3 15 4 7 5 9 6 40 TOTAL 100 K= 298° R= 0.0083 kJ x mol -1 x K -1 Faraday's constant (F) is 96.5 kJ x volt -1 x mol -1 Δ G o ' for the reaction ADP + P i ATP + H 2 O = + 31 kJ x mole -1 Δ G o ' = - n F Δ E o ' Δ G o ' = -RT ln Keq Δ G = RT ln c2/c1 + ZF Δ ψ Δ G = 2.3RT Δ pH + ZF Δ ψ Δ G = Δ G o ' + RT ln (products/reactants) HONOR CODE: My signature below affirms that I wrote this exam in the spirit of the honor system of UCD. I neither received nor furnished any "help" during the exam, nor did I use any unauthorized references. Signature: __________________________________ Date ___________ STUDENT AUTHORIZATION: I authorize the University to distribute publicly this graded exam (e.g., handed out in class or left in a bin for me to pick up).
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BIS103-002 Final Exam ___________ _KEY__ _________________ 2 Winter 2002 Last, First Signature ___________________________________ Date ___________
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BIS103-002 Final Exam ___________ _KEY__ _________________ 3 Winter 2002 Last, First 1. 13 pts. (a). (4 pts) We have seen this quarter that NADPH has cellular roles distinct from NADH. List 4 uses of NADPH from any of the processes that we have discussed this quarter. Name a metabolic pathway, a specific enzyme, or write a balanced reaction that utilizes NADPH. (Note: "biosynthetic reactions" is not a correct answer: it is not specific enough). Also, do not list pathways that synthesize NADPH non-reversibly. 1. __________________________________________ 2. __________________________________________ 3. __________________________________________ 4. __________________________________________ (b). (4 pts.) For the following pairs, circle the more reduced compound. Glucose CO 2 Ethanol acetaldehyde G-3-P 3-PGA NO 3 - NO 2 - (c). (5 pts). Place the letter in the space provided that indicates the correct enzyme class. A. Oxidoreductase B. Isomerase C. Transferase D. Hydrolase E. Ligase F. Lyase ________ a. Ribulose-5-P epimerase ________ b. NADH kinase ________ c. phenylalanine 4-hydroxylase ________ d. acetyl CoA synthetase ________ e. glutathione reductase
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BIS103-002 Final Exam ___________ _KEY__ _________________ 4 Winter 2002 Last, First 2. (16 pts). The biological carbon cycle can be simplistically summarized as follows: (a). (4 pts). What reaction accomplishes the initial assimilation of CO 2 in the anabolic portion? Write the reaction and name the enzyme.
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bis103win02finalexam - BIS103-002 Final Exam Winter 2002...

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