TOPICS: NADH, FADH2, ATP, mitochondria, electron transport chain (ETC) proteins, mitochondrial genome, oxidative phosphorylation, ATP synthase (complex V), hydrogen ions, concentration gradient, substrate level phosphorylation, phosphate group, mitochondrial matrix, intermembrane space, inner mitochondrial membrane, complex I, coenzyme Q, complex III, cytochrome C, complex IV (cytochrome C oxidase), complex II (succinate dehydrogenase), aspirin, 2,4-dinitrophenol, thermogenin, oligomycin blocks ATP synthase, cytochromes, heme groups, porphyrin ring, hemoglobin, iron, ferric state, ferrous state, oxidative phosphorylation poisons, Rotenone blocks complex I, cyanide and carbon monoxide block complex IV, amyl nitrite