The cytoplasmic membrane is a phospholipid bilayer embedded with a variety of different proteins. It serves as a barrier between the cell and the surrounding environment, allowing relatively few types of molecules to pass through freely. The electron transport chain within the membrane expels protons, generating proton motive force.

■ Explain the fluid mosaic model.

■ Name three molecules that can pass freely through the lipid bilayer.

■ Why is the word fluid in fluid mosaic model an appropriate term?

Was this article helpful?

0 0
You Are What You Eat

You Are What You Eat

Nutrition is a matter that people spend their careers learning about and requires volumes of books to explain. My objective is to instruct you how to consume a healthy nutritional diet that aids your body in burning off fat instead of storing it. You do not require overwhelming science to get this.

Get My Free Ebook

Post a comment