| acetyl CoA | coenzyme | flavin adenine dinucleotide | nonspontaneous |
| ADP | coenzyme A | free energy | organic molecule |
| aerobic | covalent bond | fuel | oxaloacetate |
| aerobic metabolism | crista | glucose | oxidation |
| alcohol fermentation | cytosol | glycolysis | oxidative phosphorylation |
| amino acid | ecosystem | heat energy | oxidizing agent |
| anabolism | electron | hydrogen ion | oxygen |
| anaerobic | electron donor | inorganic phosphate | photosynthesis |
| anaerobic metabolism | electron receptor | Krebs cycle | product |
| ATP | electron transport chain | lactic acid | prokaryote |
| biosynthesis | endergonic | lactic acid fermentation | protein |
| carbohydrate | energy density | lipid | proton-motive force |
| carbon dioxide | energy flow | metabolic pathway | pyruvate |
| carboxylic acid cycle | eukaryote | metabolism | redox reaction |
| catabolism | exergonic | mitochondrial matrix | reducing agent |
| cellular respiration | facultative anaerobe | mitochondrion | reduction |
| chemical energy | FADH | multiprotein complex | spontaneous |
| chemiosmosis | FADH2 | NAD+ | substrate |
| chloroplast | fatty acid | NADH | substrate level phosphorylation |
| citrate | feedback inhibition | nicotinamide adenine dinucleotide | water |
| citric acid cycle | fermentation |