During the preparatory phase of glycolysis, a cell invests energy to activate glucose. What is the net gain of ATP after the payoff phase?
Q1. During the preparatory phase of glycolysis, a cell invests energy to activate glucose. What is the net gain of ATP after the payoff phase?
Answer: 2 ATP
Explanation: Glycolysis consumes 2 ATP and produces 4, netting 2; 4 ATP is tempting but it represents total, not net, production.