Introduction

• Lipid are generally small insoluble biomolecules generally containing fatty acids, sterols and isoprenoid compounds.
• Both soluble in non-polar solvents such as ether and chloroform.

Function of lipid

1. Enzyme cofactor
2. Electron carrier
3. Light absorbing pigment
4. Hydrophobic anchor
5. Emulsifying agent
6. Hormone and intercellular messenger