Question-

1. Discuss similarities and differences between bulk flow and diffusion. What are driving forces behind each process?

2. Describe Fick's law. How might this law be applied to osmosis? Explain how osmosis is a special case of diffusion.

3. What role does solute concentration play in osmosis? How does water's chemical potential influence osmosis? What role do water properties play in diffusion? 

4. Distinguish between osmotic pressure and potential. What organelle is related to osmotic potential?

5. What role do aquaporins play in cell membrane permeability? What controls the gating of aquaporins?