Malaysia Chinese Independent School Senior 1 Biology (English)

1. Hooke's drawing of a flea.
Robert Hooke's microscope.
Virchow's illustration on cells in Virchow’s
Archives.
SEM of Kinetosomes vs. bacterial attachments in
Archaeprotist mastigotes from termites. Lynn
Margulis provided microbiological evidence to
the endosymbiotic theory.

2. 2.0 The cell theory

3. Objectives
• Understand the cell theory

4. A brief history
Drawing of the structure of cork by Hooke in Micrographia. The name cell, from Latin word cella, originally means small rooms.

5. Three main parts of the cell theory
1. All living things are
made up of cells.
2. Cells are the smallest
units (or most basic
building blocks) of life.
3. All cells come from
preexisting cells
through the process of
cell division.