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Homework 10/24/01


Read pages 181-184

Answer the following:

1) How is the plasma membrane a bilayer structure?


2)  Explain how selective permeability maintains homeostasis within the cell.


3)  What are the components of the phospholipid bilayer, and how are they organized to form the plasma membrane?


4)  Why is the plama membrane referred to as a fluid mosaic model?