Understanding:
1.4.U1: Particles move across membranes by simple diffusion, facilitated diffusion, osmosis and active transport.
Objectives:
1.4.U1: Particles move across membranes by simple diffusion, facilitated diffusion, osmosis and active transport.
Objectives:
- Describe simple diffusion.
- Explain two example of simple diffusion of molecules into and out of cells.
- Outline factors that regulate the rate of diffusion.