[ Organelle ]
Any of a number of organized or specialized structures within a living cell, usually separately enclosed within their own [ Lipid ] A group of naturally occurring organic compounds that include fats, waxes, sterols. Lipids can be either hydrophobic or amphiphilic. Lipids are biologically important for storing energy, signaling, and as structural components. The amphiphilic properties of some lipids More membrane. Examples include the cell nuclei and mitochondria.