1. THE HISTORY OF CELLS Roel R. Maraya Discovering CELLS

2. Robert Hooke (1665 ) Studied cork tissue and found tiny boxes and named it "cells ".

3. The tiny boxes seen by Robert Hooke through a homemade microscope particularly a Compound Microscope .

4. Robert Hooke's Compound Microscope

5. In 1831, Scientists observed the nucleus of a cell and named it " little nut ".

8. CELL THEORY This states that cells are building blocks of life and that cells come from other cells.

10. Examples of Microorganism

13. People in Science

15. 1857 1839 1838 1665 1831 Robert Hooke names the cell Scientists named the nucleus “little nut”. Schleiden studied plant tissues Schwann studied animal tissues Pasteur researched on single-celled organisms 1997 Development of vaccination First cloned organism present

16. That's all for now. Thank You!