What is the energy cost of the C4 pathway?
A) 30 molecules of ATP are used per hexose molecule made.
B) 18 molecules of ATP are used per hexose molecule made.
C) 30 molecules of NADPH are used per hexose molecule made.
D) 18 molecules of ATP and 12 of NADPH are used per hexose molecule made.
E) None of the above.

Question

Quizplus · Accepted Answer

The C4 pathway requires 30 ATP molecules per hexose molecule synthesized, which includes the additional ATP cost for the conversion of pyruvate to phosphoenolpyruvate.

What Is the Energy Cost of the C4 Pathway