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2007 BICH 441 1st Exam

# 2007 BICH 441 1st Exam - name BICH 441 EXAM 1 An Aggie does...

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name ________________________________________ BICH 441 EXAM 1 February 16, 2007 An Aggie does not lie, cheat, or steal, or tolerate those who do. I swear on my honor as an Aggie that I have not received or given unauthorized aid on this exam, and I am not aware of others who have received or given unauthorized aid on this exam. signed _________________________________________________________ NO CALCULATORS! Before you begin, write your name on each page (there are 5 pages) and sign the Aggie Honor Code statement above. Information you may find useful in answering some of the questions: fructose-1,6-bisP + H 2 O fructose-6-P + P i G°' = –13.3 kJ/mol 1,3-bisphosphoglycerate + H 2 O 3-phosphoglycerate + P i G°' = –49.4 kJ/mol PEP + H 2 O pyruvate + P i G°' = –62.2 kJ/mol glucose-6-P + H 2 O glucose + P i G°' = –13.8 kJ/mol citrate isocitrate G°' = +6.7 kJ/mol glucose-6-P fructose-6-P G°' = +1.67 kJ/mol ATP + H 2 O ADP + P i G°' = –30.5 kJ/mol R = 8.314 J/mol•°K assume T = 25°C Questions 1-15 (2 pts each). Enter your answer on your Scantron sheet. 1. G°' for the reaction in glycolysis catalyzed by phosphoglycerate kinase is: A. –49.4 kJ/mol B. –18.9 kJ/mol C. 30.5 kJ/mol D. 49.4 kJ/mol 2. K eq ' for the sum of the reactions in the TCA cycle is 1.0 × 10 7 . G°' for this series of reactions is therefore:

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2007 BICH 441 1st Exam - name BICH 441 EXAM 1 An Aggie does...

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