Biology - Investigating Cells

The Size Of Cells

- a typical plant cell may be about 0.1mm in diameter and an animal cell 0.02mm in diameter

- Prokaryotic Cells are smaller , often about 0.002mm long

- To describe the size of cells and sub-cellular structures , scientists use units that have different prefixes

The size of cells is often given in micrometres , e.g. a plant cell may be 100um , an animal cell 20um and a bacterium 2um in size

Using Microscopes To Look…