1. Welcome to the Cell Chapter 2-3

2. Microscopes Microscopes --- allowed scientists to view cells. Cells --- The basic unit of life Compound light microscopes --- Uses lenses to magnify objects.

3. Discovery of Cells.. Important People to Know Robert Hooke --- Discovered and named the first cell Anton van Leeuwenhoek --- Discovered microscopic organisms in ponds. Schleiden --- Said all plants are made of cells Schwann --- Said all animals are made of cells. Virchow --- said “all cells come from cells.”

4. Cell Theory Parts 3 parts to the cell theory: Cells are the basic unit of life All organisms are made of 1 or more cells All cells come from already existing cells