Why is glycolysis described as having an investment phase and a payoff phase?
A) It both splits molecules and assembles molecules.
B) It attaches and detaches phosphate groups.
C) It uses glucose and generates pyruvate.
D) It shifts molecules from cytosol to mitochondrion.
E) It uses stored ATP and then forms a net increase in ATP.

Question

Quizplus · Accepted Answer

Glycolysis is described as having an investment phase and a payoff phase because initially, it consumes ATP to activate glucose and its intermediates (investment phase), and later, it produces a greater amount of ATP than it consumed, resulting in a net gain of ATP (payoff phase).

Why Is Glycolysis Described as Having an Investment Phase and a Payoff