1. Describe how asymmetry, rafts and cell polarity and used to transfer glucose from the lumen of the gut to the interstitial fluid.

2. How can multiple arrangements actin filaments be involved in different activities within the same cell.

3. Describe the regulation of Cdk. Give the role of feed back loops SCF and APC.

4. How can a related family of transporters be used to control glucose level as usage in the body? Consider the roles of all 5 main types

5. How do phosphates and S-H moieties interact?