| Hydrocarbons |
Methyl
Ethyl |
|
fats, oils, waxes |
| Alcohols | Hydroxyl |  |
sugars |
|
Carbonyls
|
Aldehyde
Ketone
Carboxyl
|
|
sugars
sugars
sugars, fats, amino acids |
| Amines | Amino |  |
amino acids, proteins |
| Phosphate Compounds | Phosphate |  |
ATP, etc. |
| Class | Typical Functional Groups | Occurs in: |
