Cell Theory

Ancient civilizations once believed that life came spontaneously from inanimate matter. While you may think that this is ridiculous, it is what most people thought for thousands of years – until the discovery of the cell. Today, scientists know that all living things are composed of cells, which are the smallest units of structure and function of life. In this topic, you will learn about the discovery of the cell. You will also explore the different types of microscopes and the parts of a microscope.

Essential Questions

• What were the major events that led to the development of the cell theory?
• How are the improvements in technology related to the discovery of cells?