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  1. Spontaneous generation is a superseded scientific theory that held that living creatures could arise from nonliving matter and that such processes were commonplace and regular. It was hypothesized that certain forms, such as fleas, could arise from inanimate matter such as dust, or that maggots could arise from dead flesh.

  2. Learn about the biological theory and the archaic explanation of spontaneous generation, the hypothetical process by which living organisms develop from nonliving matter. Find out how Louis Pasteur disproved this theory and who were its advocates and opponents.

    • The Editors of Encyclopaedia Britannica
  3. May 30, 2017 · Learn about the ancient and discredited theory of spontaneous generation, which claimed that life could arise from non-living matter. Explore the experiments that disproved this theory and the modern understanding of biology.

  4. Apr 21, 2024 · Figure 3.1.3 3.1. 3: (a) French scientist Louis Pasteur, who definitively refuted the long-disputed theory of spontaneous generation. (b) The unique swan-neck feature of the flasks used in Pasteur’s experiment allowed air to enter the flask but prevented the entry of bacterial and fungal spores. (c) Pasteur’s experiment consisted of two parts.

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  6. Dec 24, 2022 · Spontaneous generation is an obsolete body of thought on the ordinary formation of living organisms without descent from similar organisms. Typically, the idea was that certain forms such as fleas could arise from inanimate matter such as dust or that maggots could arise from dead flesh. A variant idea was that of equivocal generation, in which ...

  7. This web page is supposed to explain the concept of spontaneous generation, the idea that life can arise from non-living matter. However, the web page is not working properly and shows an error message.

  8. Louis Pasteur - Microbiology, Germ Theory, Pasteurization: Fermentation and putrefaction were often perceived as being spontaneous phenomena, a perception stemming from the ancient belief that life could generate spontaneously. During the 18th century the debate was pursued by the English naturalist and Roman Catholic divine John Turberville Needham and the French naturalist Georges-Louis ...

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