Biology - Cell Biology - Advanced - Electron transport chain - Oxidative Phosphorylation
5-step explanation. Step 1: 'LOCATION: Inner mitochondrial membrane. The cristae (folds) increase surface area for maximum ATP production.' Step 2: 'ELECTRON CARRIERS ARRIVE: NADH and FADH₂ from glycolysis and Krebs deliver their electrons to protein complexes (I, II, III, IV) embedded in the inner