Cell Membrane & Transport

Front

Passive Transport uses ____ energy

Back

no

Front

Most of the cell membrane is made of...

Back

Lipids

Front

Maintaining a constant internal state in a changing environment.

Back

Homeostasis

Front

Some cells move large particles out of the cell through the process of:

Back

Exocytosis

Front

The sodium potassium pump is an example of

Back

Active Transport

Front

What is the primary function of the cell membrane?

Back

To protect the cell and regulate what enters and leaves.

Front

Define diffusion.

Back

The movement of molecules from an area of higher concentration to an area of lower concentration.

Front

What is osmosis?

Back

The diffusion of water across a selectively permeable membrane.

Front

What is the role of proteins in the cell membrane?

Back

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

Front

What is facilitated diffusion?

Back

A process that allows substances to cross membranes with the assistance of special proteins.