Which stage(s) will produce carbon dioxide in cellular respiration?
A) glycolysis
B) preparatory reaction
C) citric acid cycle
D) both glycolysis and the electron transport chain
E) both the preparatory reaction and the citric acid cycle

Question

Quizplus · Accepted Answer

Carbon dioxide is produced during the preparatory reaction, where pyruvate is converted into acetyl-CoA, and during the citric acid cycle, where acetyl-CoA is further broken down. Glycolysis and the electron transport chain do not produce carbon dioxide.

Which Stage(s) Will Produce Carbon Dioxide in Cellular Respiration