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Alexander Fleming, a curious (eager to know or learn something) scientist, was studying bacteria (microscopic organisms that can cause disease) in his lab. He left for a vacation, forgetting about a petri dish [shallow dish with a lid for growing bacteria] containing Staphylococcus aureus, a nasty kind of bacteria that causes infections.
When he returned, he noticed something peculiar [strange]. A moldy spot had grown on the dish, and around the mold, the bacteria seemed to be disappearing! Fleming, ever observant, realized this was no ordinary mold. It was fighting the bacteria!
Intrigued [filled with curiosity], he identified the mold as Penicillium notatum. He experimented further and discovered that the mold produced a substance that inhibited [prevented] the growth of bacteria. He named this amazing substance penicillin (a type of antibiotic [medicine that kills bacteria]).
Fleming published his findings, but back then, the medical community wasn’t very interested in moldy discoveries. Penicillin remained a laboratory curiosity (a strong desire to know or learn something) for a while. However, the story doesn’t end there.
Years later, another scientist named Howard Florey, along with his team, realized the true potential (possibility) of penicillin. They worked tirelessly to purify [make cleaner] and mass-produce the medicine. Finally, in the 1940s, penicillin became the world’s first antibiotic (medicine that kills bacteria), a medical marvel that saved countless lives.
Fleming’s accidental discovery (the act of finding something new), fueled by curiosity (a strong desire to know or learn something) and further research by other scientists, paved (prepared the way) the way for a new era (a long and distinct period of history) of medicine. It all started with a forgotten petri dish and a scientist who wasn’t afraid to ask questions!
English words your learned and Revised
curious (eager to know or learn something), bacteria (microscopic organisms that can cause disease), peculiar (strange), moldy (covered with mold), ordinary (normal or usual), fighting (engaged in a struggle), intrigued (filled with curiosity), inhibited (prevented), antibiotic (medicine that kills bacteria), laboratory curiosity (a strong desire to know or learn something), potential (possibility), purify (make cleaner), accidental discovery (the act of finding something new), fueled (powered or energized), prepared the way (made ready for), era (a long and distinct period of history)
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