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Cell Theory

Published on Mar 18, 2016

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PRESENTATION OUTLINE

CELL THEORY

ONE OF THE FIRST UNIFING CONCEPTS DEVELOPED IN BIOLOGY

MAYJOR PRINCIPLES OF THE CELL THEORY

  • All organisms are made up of cells
  • All existing cells are produced by other living cells
  • The cell is the most basic unit of life

CONTRIBUTORS

TO THE CELL THEORY

HOOKIE

THE FIRST PERSON TO IDENTIFY CELLS AND NAME THEM.
Photo by El Bibliomata

LEEUWENHOEK

HE MADE A BETTER LENSE AND STUDIED CELLS IN MORE DETAIL.
Photo by koopmanrob

SCHLEIDEN

THE FIRST TO NOTE THAT PLANTS ARE MADE OUT OF CELLS.

SCHWANN

HE CONCLUDED THAT ALL THINGS ARE MADE OF CELLS.
Photo by TheJCB

VIRCHOW

HE PROPOSED THAT ALL CELLS COME COME OTHER CELLS.

PROKARYOTIC CELLS

  • Do not have a nucleus of other membrane-bound organelles
  • The DNA is suspended in the cytoplasm
  • All prokaryotes microscopic single cell organisms

EUKARYOTIC CELLS

  • Have nucleus and other membrane-bound organelles
  • The nucleus is encloses the genetic information
  • Can be multicellular or single celled organisms