Biochemistry of Respiration
2.2.5 Biochemistry of Respiration Anaerobic GlycolysisGlucose
(6-C Sugar)ATPC6H12O6 + 6O2 ENERGY + 6CO2 + 6H2O2 X Pyruvate
(3-C)Lactic acid (in animals) OR Ethanol + CO2 (in
plants)GLYCOLYSISCYTOSOLAerobic RespirationOXYGEN must be
presentStage 1Stage 2NB: Anaerobic respiration may occur in the
presence of oxygen but does not use oxygen.Acetyl Co-enzyme A
(2-C)Krebs CycleRole of NAD: It traps and transfers electrons and
hydrogen ions.ATP~e~e~eH+H+H+CO2CO2ADPNADNADHElectron Transport
SystemNADH2Carrier
134O2H2OADP+PADP+PADP+PATPATPATPMITOCHONDRIONWaste products Fate of
Waste ProductsCO2H2OPlantsExcreted OR Used in
PhotosynthesisTranspired OR Used in PhotosynthesisAnimalsExcreted
via LungsExcreted via Kidneys
CO2
1
