The First Step of Glycolysis Is Phosphorylating Glucose to Make

question 61

Multiple Choice

The first step of glycolysis is phosphorylating glucose to make glucose 6-phosphate as shown below. Which of the following statements about this reaction is TRUE? Glucose + P_i → glucose 6-phosphate + H₂O ΔG = + 3.3 kcal/mol

• A) This reaction releases energy.
• B) This reaction is spontaneous.
• C) This reaction cannot occur in the body.
• D) This reaction must be coupled to another reaction to occur.
• E) An enzyme is required to provide the energy for this reaction.

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