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Published in 2017 at "Nature"
DOI: 10.1038/nature22351
Abstract: Two distinct forms of natural selection promote adaptive biological diversity. Divergent selection occurs when different environments favour different phenotypes, leading to increased differences between populations. Negative frequency-dependent selection occurs when rare variants within a population…
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Keywords:
frequency;
selection;
rare immigrants;
negative frequency ... See more keywords
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Published in 2019 at "Scientific Reports"
DOI: 10.1038/s41598-019-53575-7
Abstract: Plasmids may maintain antibiotic resistance genes in bacterial populations through conjugation, in the absence of direct selection pressure. However, the costs and benefits of conjugation for plasmid and bacterial fitness are not well understood. Using…
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Keywords:
frequency;
selection;
negative frequency;
fitness ... See more keywords