During Which Stage of Cellular Respiration is CO₂ Released

Question

During which stage of cellular respiration is CO2released?
A) during the citric acid cycle
B) during glycolysis
C) during electron transport system
D) during both pyruvate oxidation and the citric acid cycle

Accepted Answer

CO₂ is a placeholder for carbon dioxide (CO2). CO2 is released during both pyruvate oxidation (which converts pyruvate into acetyl-CoA before entering the citric acid cycle) and the citric acid cycle itself.

During which stage of cellular respiration is CO2 released?

During which stage of cellular respiration is CO₂ released?