1. Facilitated Diffusion

2. Compare and contrast diffusion and facilitated diffusion.

3. Facilitated Diffusion = diffusion through transport proteins charged atoms (ions) and size- larger molecules goes through transport (channel) proteins

4. Example Glucose enters cells
Use hand out to go along with this:
1. ___Insulin__ binds to a___ receptor_____ protein.
2. This causes a ____signal___ to be sent telling ___vesicles_____ containing glucose______transport___ proteins to move to and fuse with the ___cell membrane_______.
3. Glucose moves from __high___ concentration to ___low____ concentration as it enters body cells through the __receptor___ proteins by the process of ___facilitated diffusion______________.
animation of this process:
connected to diabetes: YouTube Video