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Timeline of The Cell Theory 3 - Timeline Help
Timeline of the cell theory from 1864 to 1903 at Timeline Help.
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| Louis Pasteur repeated the soup experiment, determining that soup spoiled when exposed to air only if the air was not filtered or if the container had an opening allowing micro organisms to enter. He stated that flasks with long S shaped necks protected the soup because the micro organisms settled in the neck instead of the soup.
Sir Francis Galton of Great Britain publishes Hereditary Genius, claiming that heredity is the sole reason for a person's character.
Walther Fleming, a German biologist, uses dyes to stain cells. Upon examination of these cells, he finds rods that he calls chromosomes.
Hugo de Vries, a Dutch botanist, creates the term mutation to describe changes that appear in his experiments with primroses.
Edouard van Beneden, a Belgian biologist, discovers that all members of the same species contain the same number of chromosomes.
August Weismann proposes that heredity is transmitted by a substance of a chemical and molecular constitution.
Hugo de Vries publishes a report on the laws of inheritance. Similar reports are published by Karl Erich Correns and Erich Tschermak von Seysenegg.
Hugo de Vries publishes a paper on mutations.
Water Stanborough Sutton, American biologist, demonstrates that chromosomes exist in structurally similar pairs.
Walter Sutton proves that egg and sperm cells only have one out of each set of chromosomes.
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Timeline of The Cell Theory 3 1 2 4
| Bibliography of the History of Astrology Timeline Gogichadze, T (2010). Karyogamic Theory of Cancer Cell Formation from the XXI Century View. |
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