The plasma membrane is a solid that holds the contents inside the cell.
The plasma membrane is a liquid that holds the contents inside the cell.

Question

Quizplus · Accepted Answer

The plasma membrane is not a solid, but rather a fluid bilayer consisting of phospholipids, proteins, and other molecules. It is also commonly referred to as the cell membrane and its main function is to regulate the movement of substances in and out of the cell.

The Plasma Membrane Is a Solid That Holds the Contents