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Science & Publishing

Science & Publishing

A new study highlights the need for considering spatial structure in detecting positive selection

Bacteria becoming antibiotic-resistant, insects becoming pesticide-resistant, and organisms adapting to hostile environments are all examples of adaptive evolution through natural selection. Each adaptive event leaves its mark in the organism’s DNA; beneficial alleles become fixed and can be detected in the majority of the population. By understanding this process, population geneticists and evolutionary biologists figure…

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