Article
The role of genetic diversity and past-history selection pressures in the susceptibility of Chironomus riparius populations to environmental stress.
The Science of the total environment - 15 Jan 2017
Pedrosa João A M, Cocchiararo Berardino, Bordalo Maria D, Rodrigues Andreia C M, Soares Amadeu M V M, Barata Carlos, Nowak Carsten, Pestana João L T
Abstract excerpt
Natural populations experiencing intense selection and genetic drift may exhibit limited potential to adapt to environmental change. The present study addresses the following aspects of the "genetic erosion" hypothesis in the midge Chironomus riparius: does long-term mercury (Hg) contamination affect the Hg tolerance of midge populations inhabiting such impacted areas? If so, is there any fitness cost under...
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