Explain and diagram how substances are transported between cellular compartments and across the plasma membrane using active and passive processes
In your summary you should address the following questions:

What is simple diffusion?
What factors determine the amount of solute that can diffuse across a cell membrane?
How does facilitated diffusion differ from simple diffusion?
What is active transport and how does it differ from diffusion?
What are the characteristics of active transport?
What are the two types of active transport?