Glycolysis in cytoplasm glucose 6C ADP+Pi ADP+Pi ATP ATP H2 H2 NAD NAD NADH2 NADH2 pyruvic acid 3C pyruvic acid 3C

Citric Acid Cycle pyruvic acid 3C in matrix of mitochondrion H2 NAD CO2 1C NADH2 acetyl (2C)co-enzyme A oxaloacetic acid 4C citric acid 6C Kreb’s cycle 2CO2 2 x 1C 4H2 4NAD 4NADH2

Cytochrome System on cristae of mitochondrion ATP ATP ATP NADH2 H2 H2 oxygen water NAD This process happens once for each of the 12XH2 produced from 1 molecule of glucose =cytochrome

Other Respiratory Substrates fats fatty acids acetyl 2C co-enzyme A to Kreb’s cycle + glycerol pyruvic acid proteins amino acids ( some) pyruvic acid acetyl 2C co-enzyme A to Kreb’s cycle

Homework E class – Due Monday 21st Nov C class – Due … Respiration and enzymes 2007 A 1-6 B2 2008 A 1-4   2009 B4 2010 A 1-5