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History, 22.01.2020 23:31 oreoassassin38
How penicillin was discovered in 1928, sir alexander fleming was studying staphylococcus bacteria growing in culture dishes. he noticed that a mold called penicillium was also growing in some of the dishes. a clear area existed around the mold because all the bacteria that had grown in this area had died. in the culture dishes without the mold, no clear areas were present.
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