1. Aerobic Respiration

2. Aerobic respiration Doorway to the Krebs Cycle CCC Pyruvic acid CCC OOO OOO OOO OOO H H HH H HH H H H H H H H HHH HH H

3. CCC O O C O O C O O NAD HH HH Number of ATP’s = 2 OO OO H H HH H HH H H H

4. CC C O O NAD HH HH Number of ATP’s = 2 CoA NAD C O O OO OO H H HH H HH H H H HH H H

5. CC C O O HH HH Number of ATP’s = 2 CoA NAD HH HH C O O OO OO HH H HH H H H Acetyl-CoA (enters Krebs Cycle) End of Doorway to Krebs

6. CC C O O NAD HH HH Number of ATP’s = 2 CoA NAD HH CoA NAD HH C O O OO OO HH H HH H H H

7. CC C O O HH HH Number of ATP’s = 2 NAD HH The Krebs Cycle begins NAD HH C O O OO OO HH H HH H H H CCCCCCCC Oxaloacetic acid Citric Acid

8. CC C O O NAD HH HH Number of ATP’s = 2 NAD HH CCCCCCCC HH C O O OO OO HH H HH H H H HH H H

9. CC C O O HH HH Number of ATP’s = 2 NAD HH CCCCCCCC HH HH HH O O C O O C O O C O O O O HH H H H H

10. C C O O HH HH Number of ATP’s = 2 NAD HH CCCCCCCC HH HH HH C O O O O C O O C O O HH H H H H HH H H

11. C C O O HH HH Number of ATP’s = 2 NAD HH CCCCCCCC HH HH HH C O O O O HH C O O C O O HH C O O C O O H H H H

12. C O O HH HH Number of ATP’s = 2 NAD HH CCCCCCCC HH HH HH C O O C O O HH HH C O O C O O C O O P A P P P A PP P A PP H H H H

13. C O O HH HH Number of ATP’s = 2 NAD HH CCCCCCCC HH HH HH C O O C O O HH HH C O O C O O C O O P A PPP A PP H H H H

14. C O O HH HH Number of ATP’s = 4 NAD HH CCCCCCCC HH HH HH C O O C O O HH HH C O O C O O C O O FAD H H H H HH H H

15. C O O NAD HH HH Number of ATP’s = 4 NAD HH CCCCCCCC HH HH HH C O O C O O HH HH C O O C O O C O O FAD HH HH NAD H HHH HH

16. C O O HH HH Number of ATP’s = 4 NAD HH CCCCCCCC HH HH HH C O O C O O HH HH C O O C O O C O O FAD HH HH NAD HH HH Oxaloacetic acid

17. C O O NAD HH HH Number of ATP’s = 4 (2 from glycolysis) NAD HH HH HH HH C O O C O O HH HH C O O C O O C O O FAD HH HH NAD HH HH Final tally after Glycolysis, Doorway to Krebs and Krebs cycle

18. H+H+ H+H+ H+H+ NADH NAD+ FADH 2 FAD H + + e - +O 2 H2OH2O ADP + P i ATP Inside cell Outside cell ATP Synthase Electron Transport Chain e-e- e-e- e-e- e-e- e-e- e-e- e-e- H+H+

19. electron transport chain video ATP synthase video

20. Food proteins carbohydrates Lipids Amino acids glucoseglycerolFatty acids glycolysis Pyruvic acid Acetyl-CoA Kreb’s cycle Electron transport chain NH 3 H2OH2O CO 2 NADH FADH2 deamination