What is the function of cholesterol in the plasma membrane?

It is especially abundant in the membranes of these cells, where it helps maintain the integrity of these membranes, and plays a role in facilitating cell signaling-- meaning the ability of your cells to communicate with each other so you function as a human, rather than a pile of cells. read more

Cholesterol Maintains the Integrity of the Cell Membrane. Surrounding each of our cells is a membrane called the plasma membrane. The plasma membrane is a continuous double-layer of phospholipids, interweaved with cholesterol and proteins. Phospholipids are composed of two fatty acids attached to a phosphate compound as a head. read more

The cell membrane, also called the plasma membrane, surrounds the cell and protects what is inside from the outside environment. This lesson looks at the cell membrane in detail and focuses on cholesterol, which is one of the components found in the cell membrane. read more