Lipids
Lipids, a group of substances that are insoluble in water, but are soluble in organic solvents such as acetone or ether. In living organisms, lipids store energy and serve as structural components of cells.

Lipids, a group of substances that are insoluble in water, but are soluble in organic solvents such as acetone or ether. In living organisms, lipids store energy and serve as structural components of cells.