Antibiotic resistance in bacteria
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As soon as antibiotics are applied to a population of bacteria, only those bacteria that have the ability to survive in the presence of the antibiotic reproduce, thus resulting in strong selection for bacteria with antibiotic resistance. If the bacteria don't already have genes for antibiotic resistance, they generally have to rely on random mutations, or genetic transfers from other bacteria that already have these genes, to acquire antibiotic resistance.However, a recent journal article (Cirz ... (more)
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Last update: 06/01/2005