Explore how cells harvest chemical energy from food molecules through glycolysis, the Krebs cycle, and oxidative phosphorylation.
Glucose:1
ATP:0
NADH/FADH₂:0
CO₂:0
O₂ Used:0
Speed
Step Details
Follow the carbon backbone of glucose as it is oxidized.
Key Concept
Cellular respiration is a series of redox reactions. Electrons from glucose are transferred to NAD⁺ and FAD, which carry them to the ETC. The energy released is used to synthesize ATP.