THE

CELL

AS

TH

E S

TR

UC

TU

RA

L BA

SI S

OF L

I FE

THE

CELL

THEO

RY

ZACHARIAS JANSEN

Associated with creating the first truly compound light microscope, though the origin of the microscope is a matter of debate.

ANTON VAN LEEUWENHOEK

• Created a powerful microscope. (400x)

•Observed microorganisms and called them animalcules

ROBERT HOOKE

Coined the term “cell” because when he looked at a piece of cork under the microscope, it reminded him of cells or the room where monks sleep in.

ROBERT BROWN

Credited with the discovery of the nucleus and cytoplasmic streaming

MATTHIAS SCHLEIDEN

Concluded from his research as a botanist that all plants are made up of cells.

THEODORE SCHWANN

After studying animals under the microscope, he concluded that all animals are made up of cells. He also had epic sideburns.

RUDOLPH VIRCHOW

Has research showing that living cells came from other living cells.

THE THEORY

•All living things are made up of cells

•The cell is the basic unit of structure and organization in organisms

•All cells come from pre-existing cells

CELL S

TRUCTU

RE

F UN

CT

I ON

AN

D I

TS

PA

RT

S

PARTS OF A CELL

Basic structuresCell membraneGenetic materialCytoplasm

Organelles perform specialized functions to maintain the cell’s life.

BACTERIAL CELL

ANIMAL CELL

PLANT CELL

MORE ON THE PARTS

http://www.enchantedlearning.com/subjects/bacterium/

http://www.enchantedlearning.com/subjects/animals/cell/

http://www.enchantedlearning.com/subjects/plants/cell/

OR

http://goo.gl/JHhTS

http://goo.gl/d73O2

http://goo.gl/uzh6j