1 Cellular respiration C6H12O6 + 6O2 → 6CO2 + 6H2O + Energy (as ATP) OrGlucose + Oxygen → Carbon dioxide + Water + Energy (as ATP)

2 Cellular respiration glycolysis kreb cycle ETc

3 Cellular respiration kreb cycle/Citric acid cycle

4 Cellular respiration kreb cycle/Citric acid cycle

5 Cellular respiration kreb cycle/Citric acid cycle

6 Glucose In glycolysis: In Kreb Cycle: 2 ATP (net) 1 ATP x 2 = 2 ATPKreb Cycle yields a total of 6 CO2 molecules. NAD NADH CO2 AcetylCoA Pyruvic Acid NAD+ NADH Citric Acid C-C-C-C-C-C CO2 Glucose AcetylCoA NAD+ NADH Pyruvic Acid Oxaloacetic Acid C-C-C-C NAD NADH CO2 NADH NAD+ CO2 FADH2 FAD In glycolysis: 2 ATP (net) 2 NADH In Kreb Cycle: 1 ATP x 2 = 2 ATP 4 NADH x 2 = 8 NADH 1 FADH x 2 = 2 FADH2 ATP ADP

7 Cellular respiration glycolysis Kreb cycle ETC ATP Produced2 ATP 2 ATP ATP 2 NADH 8 NADH 10 NADH 30 ATP 2 FADH2 2 FADH2 4 ATP NADH and FADH get oxidized in the Electron transport chain. Every NADH Produces 3 ATP Every FADH2 produces 2 ATP TOTAL: 38 ATP