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7 Jan 1861 Jahr - Louis Pasteur

Beschreibung:

microorganisms were present in the air, S-shaped flask that kept microbes out but let air in

Zugefügt zum Band der Zeit:

BIOL 203

ByBlessing
7 Sep 2017
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Datum:

7 Jan 1861 Jahr
Jetzt
~ 164 years ago
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