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Cell Theory

Published on Nov 18, 2015

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PRESENTATION OUTLINE

CELL THEORY

BY SAM ROSLANSKY
Photo by Filter Forge

MAJOR PARTS OF THE CELL THEORY

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

CONTRIBUTORS TO THE CELL THEORY

  • Robert Hooke: first to identify and name cells
  • Anton Van Leeuwnhoek: observed cells in greater detail
  • Matthias Schleiden: first to note that plants are made of cells
  • Theodor Schwann: concluded that all living things are made of cells
  • Rudolf Virchow: proposed that cells come from other cells
Photo by ecstaticist

PROKARYOTIC CELLS

  • No nucleus
  • No membrane bound organelles
  • DNA suspended in cytoplasm
  • Single celled organisms
Photo by yundaga

EUKARYOTIC CELLS

  • Has a nucleus
  • Has membrane bound organelles
  • Nucleus encloses genetic information
  • Multi or single celled organisms
Photo by AJC1