What caused England's Biston betularia moth populations to change over time from light colored to dark colored
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This evolution of Biston betularia moth is because of the industrial effluents released during the industrial revolution in England.
The change in color is due to increase in industrial melanism on the body of the moth.
When the pollution was controlled, the light colored moth form predominated.
The change in color is due to increase in industrial melanism on the body of the moth.
When the pollution was controlled, the light colored moth form predominated.
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Changes in allele frequencies
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