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1. Let's consider the pyruvate kinase reaction: A) Calculate the standard free energy change for the pyruvate kinase reaction shown below: ADP + Phosphoenolpyruvate ATP

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1. Let's consider the pyruvate kinase reaction: A) Calculate the standard free energy change for the pyruvate kinase reaction shown below: ADP + Phosphoenolpyruvate ATP + Pyruvate Is the reaction spontaneous? (1 mark) B) Calculate the equilibrium constant for this reaction. (1 mark) C) If the steady-state concentrations of phosphoenolpyruvate and pyruvate are 1uM and 129 uM, respectively, what will be the ratio of [ATP]/[ADP], assuming the pyruvate kinase reaction is at equilibrium? Include a concluding statement. (2 marks)

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