The Conversion of Glucose-6-Phosphate to Glucose-1-Phosphate Has a ΔG´° of

question 29

Multiple Choice

The conversion of glucose-6-phosphate to glucose-1-phosphate has a ΔG´° of + 8.4 kJ/mol. How can a reaction such as this proceed in a cell?

• A) it must be coupled to ATP hydrolysis
• B) the product must be rapidly used in a subsequent step of the pathway
• C) it can only occur with the help of an enzyme
• D) this reaction can not proceed and must go in the reverse manner
• E) both B and C are correct

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