| A | B |
| Alcohols | Contain one or more hydroxyl (OH) groups |
| Fermentation | Production of alcohol through a natural process |
| Phenol | First used as an antiseptic |
| Dimethyl ether | Same chemical formula as ethanol, but very different physical properties |
| Amines | Contain a nitrogen atom bonded to one or several saturated carbon atoms |
| Lock and Key | Models the connection between the chemical structure of a drug and its biological effect |
| Ethers | Not very soluable in water |
| Heteroatoms | Largely determine an organic molecule's "personallity" |