During the preparatory and payoff phases of glycolysis in a yeast cell, what is the net gain of ATP molecules?
Q1. During the preparatory and payoff phases of glycolysis in a yeast cell, what is the net gain of ATP molecules?
Answer: 2 ATP
Explanation: Glycolysis consumes 2 ATP and produces 4, giving a net gain of 2. 4 ATP is the total, not net, yield.