Describe the similarities and differences between prokaryotic and eukaryotic cells. 2. In your own words briefly explain the functions of the following cell structures:
•	Cell wall
•	Cell Membrane
•	Ribosomes
•	Endoplasmic reticulum
•	Nucleus
•	Golgi complex
•	Lysomes
•	Mitochondria
•	Chloroplast
•	Cytoskeleton
1.	Name and describe the mechanisms required for a cell to obtain all the different kinds of molecules that it needs. (Hint: mechanisms for transporting materials across cell membrane)