1. CELL MEMBRANE

2. SECTION 3.3 - CELL MEMBRANE
1. Make a list of the words you do not understand.
2. What is the cell membrane? How is its composition?
3. What is a phospholipid?
4. Describe the phospholipid arrangement in the cell membrane and draw a sketch.
5. What is the fluid mosaic model?

3. 6. Mention the three types of molecules that can be immersed in the cell membrane.
7. How are cytoskeleton proteins involved in the membrane?
8. What is the function of the protein channels?
9. Which part of the membrane is nonpolar?

4. 10. Describe how can the cell membrane has selective permeability?
11. Draw a Venn diagram stating the difference between intracellular and membrane receptors.