Cell Theory
Published on Nov 18, 2015
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PRESENTATION OUTLINE
CELL THEORY
ONE OF THE FIRST CONCEPTS DEVELOVED IN BIOLOGY
Photo by NASA's Marshall Space Flight Center
THE CELL THEORY
- All organisms are made of cells
- All existing cells are produced by other living cells
- The cell is the most basic unit of lfe
Photo by Microbe World
Hooke
Was the first to identify cells, and he named them
Photo by Martin LaBar (going on hiatus)
Leeuwenhoek
Because he made better lenses, Leeuwenhoek observed cells in greater detail,
Photo by Daniel Kulinski
Schleiden
Was the first to not that plants are made up of cells
Photo by jenny downing
Schwann
Concluded that all living things are made up of cells
Photo by Charles SEGUY photography
Virchow
Proposed that all cells come from other cells
Photo by A Guy Taking Pictures
Prokaryotic Cells
V.S
Eukaryotic Cells
PROKARYOTIC CELLS
- Do not have nucleus
- DNA in the cytoplasm
- All single cell organisms
