6. Cell Membrane & Transport

Which of the following processes includes all of the others?

Which of the following does not accurately describe a channel or a carrier?

Compare and contrast the following:

a. Simple diffusion and facilitated diffusion

b. Active transport and facilitated diffusion

c. Active transport and group translocation

The difference between simple and facilitated diffusion is that facilitated diffusion:

Complete the table by answering yes or no for each question.

Which type(s) of molecules cannot enter/exit the cell via simple diffusion and require facilitated diffusion?

Describe (or draw) an example of diffusion down a concentration gradient.