Question

Cells transport substances across their membranes. For each of the following transport types:

• Osmosis

• Active transport

• Facilitated diffusion

• Endocytosis/exocytosis

1) Describe the transport process and explain how the organization/structure of

cell membranes function in the movement of specific molecules across the membrane; and

2) Explain the significance of each type of transport to a specific cell

(you may use different cell types as examples.)