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Published on May 30, 2016

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PRESENTATION OUTLINE

CELL THEORY

ONE OF THE FIRST CONCEPTS DEVELOPED IN BIOLOGY
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THE THREE MAJOR PRIMCIPLES OF THE CELL THEORY

  • All organizms are made of cells
  • All existing cells are produced by other living cells
  • The cell is the most basic unit of life
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CONTRIBUTERS TO THE CELL THEORY

  • Hooke
  • Leeuwenhoek
  • Schleiden
  • Schwann
  • Virchow
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HOOKE

HOOKE WAS THE FIRST TO IDENTIFY CELLS.
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LEEUWENHOEK

HE MADE BETTER LENSES TO OBSERVE CELLS IN GREATER DETAIL.

SCHLEIDEN

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

HE CONCLUDED THAT ALL LIVING THING ARE MADE OF CELLS.

VIRCHOW

HE PROPOSED THAT ALL CELLS COME FROM OTHER CELLS.

PROKARYOTIC CELLS

  • Don't have a nucleus
  • Single cell organizm
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EUKARYOTIC CELLS

  • Have a nucleus
  • Can be a one cell organizm
  • Can have multiple cells