The Cell Membrane

Front

What is the characteristic of the cell membrane that allows only some molecules to pass through?

Back

Semipermeable

Front

What is another name for the cell membrane that consists of two layers of phospholipids?

Back

Phospholipid bilayer

Front

Which component of the cell membrane is always found on the outside of the cell?

Back

Carbohydrates

Front

What is the primary function of the cell membrane?

Back

To protect the cell and regulate what enters and exits.

Front

What are the main components of the cell membrane?

Back

Phospholipids, proteins, carbohydrates, and cholesterol.

Front

What role do proteins play in the cell membrane?

Back

They assist in transport, act as receptors, and provide structural support.

Front

What is the fluid mosaic model?

Back

A model that describes the cell membrane as a flexible layer made of lipid molecules with embedded proteins.

Front

How do cholesterol molecules affect the cell membrane?

Back

They help to stabilize the membrane's fluidity.

Front

What is the function of carbohydrates on the cell membrane?

Back

They play a key role in cell recognition and communication.

Front

What is homeostasis in relation to the cell membrane?

Back

The ability of the cell membrane to maintain a stable internal environment.