النتائج (
الإنجليزية) 3:
[نسخ]نسخ!
Penicillin:Discover the world of bacteria to penicillin Alexander Fleming article in 1929, after leaving a cup without lid is filled with bacteria in the laboratory, for a period of time, which led to the a layer of mold covering the container, thereby eliminating most of the bacteria. This was the beginning of the antibiotic medicines.
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