Biology Paper 1 Cell Biology Eukaryotes and Prokaryotes Sizes of Cells Order of Magnitude Animal Cells Plant Cells Animal Cell Specialisation Plant Cell Specialisation Required Practical 1: Microscopes Microscopy Bacterial Division (Triple) Required Practical 2: Culturing Microorganisms (Triple) Cell Division by Mitosis Stem Cells Diffusion Surface Area to Volume Ratio Osmosis Required Practical 3: Effects of Osmosis on Plant Tissue Active Transport Back Workbooks