1. Introduction to Cells

2. Cells  Cells are the basic unit of all living things  If it is alive, it has cells!

3. Two “Classes” of Cells  There are 2 classes of cells.  Animal cells  Plant cells Plant cells Animal Cells

4. Cell Differentiation  There are only 2 classes of cells (plant & animal), but there are many kinds of cells in each class.  Each kind of cell has a DIFFERENT job to do, and specializes itself for that job  For example, a heart cell will be shaped differently than a skin cell I am a heart cell! I am a skin cell I’m a Prison Cell!

5. Cell Theory  There are 3 laws in Cell Theory  1. All living things are composed of cells  Cells are the basic unit of structure and function in living things  All cells are produced from other cells  https://www.youtube.com/watch?v=4OpBylwH9DU https://www.youtube.com/watch?v=4OpBylwH9DU