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Direct selection occurs when the bacteria are cultured in conditions where only the mutant will grow. For example, if a mutant bacterium has gained resistance to a specific antibiotic, only the mutant will be able to grow on media containing that specific antibiotic. Indirect selection occurs when the bacteria are cultured in conditions where the growth of the mutant is different from the growth of the wild type.

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13y ago
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4mo ago

In direct selection, mutant bacteria are specifically chosen and isolated based on a desired trait, such as antibiotic resistance. In indirect selection, mutant bacteria are not directly targeted but are instead selected based on a secondary trait that is linked to the desired trait, such as changes in growth rate or metabolic activity.

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Q: Difference between direct and indirect selection of mutant bacteria?
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