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There are two different phenotypes of a moth species, black and light grey, whic...
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There are two different phenotypes of a moth species, black and light grey, which are predated upon by birds. The more recently evolved black colour, is the dominant allele, B, while the recessive allele, b gives a light grey colour.Reduced pollution in the area has turned the trees (where the moths live) lighter. Which moth genotype(s) would be favoured by this change?
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