Lipids

Bloor in 1943 proposed the term lipid of those naturally occurring compounds which are insoluble in water but soluble in organic solvent. These are also the compounds containing carbon, hydrogen and oxygen like carbohydrates but contain much lesser ratio of oxygen than carbohydrates.

Lipids are the important diverse group of biological molecules widely distributed among plants and animals. Following are the important groups of lipids.

1. Acylglycerol (fats and oil)
2. Waxes
3. Phospholipids
4. Terpenoids