CELL BIOLOGY - 1839 - Theodore Schwann (German) observes...

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CELL BIOLOGY   * Cells are the smallest structural and functional unit of life. Organisms may be unicellular or multicellular, but they are composed of cells.   History of Cell Biology   1665 - Robert Hooke (English scientist) First described and named cells while observing  cork cells in lab.   1673 - Antonie van Leeuwenhoek (Dutch) Used simple microscopes to first observe  unicellular organisms.   1838 - Matthias Schleiden (German) observes all plants to be composed of cells.
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Unformatted text preview: 1839 - Theodore Schwann (German) observes all animals to be composed of cells. * Cell Theory - All living things are composed of self-reproducing cells. * Cells may either be prokaryotic or eukaryotic. Bacteria are composed of prokaryotic cells. Protists, fungi, plants, and animals are composed of eukaryotic cells....
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