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Unformatted text preview: Antibiotic Resistance (4 exam questions in this lecture) Alexander Flemming discovered antibiotics in 1905. He didnt throw away a petri plate away and he worked on bacteria, because he saw something interesting. He saw there was a dead zone between the fungus and bacteria, that was caused by penicillium notatum fungus. This inhibited the growth of the bacteria. An antibiotic is an organic compound that inhubits the growth of microbes. (Carbon is the backbone that supports organic compounds). Microbes are basically bacteria. We can synthesize antibiotics in labs now. A) Bacterial Lawn with a fungus in the center Prior to antibiotics, millions died from different things such as Staph infection, Tuberculosis, Pneumonia, and Syphilis. REMEMBER: One bacterium, two bacteria. Bacteria are prokaryotes, meaning they double very quickly so they can spread extremely quickly. This is why people get sick. Some bacteria become insensitive to antibiotic. Growth is no longer inhibited. A resistance is acquired Some bacteria become insensitive to antibiotic....
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