Article
Frequency of insularia during the decline in melanics in the peppered moth Biston betularia in Britain.
Heredity - 1 Dec 2000
Cook L M, Grant B S
Abstract excerpt
Over the last three decades the frequency of the dark melanic form carbonaria of the peppered moth Biston betularia has declined in Britain. Data have been examined which show the intermediate phenotype insularia, controlled by alleles at the same locus, to have increased or remained level in frequency. Phenotype frequency of insularia does not always track allele frequency accurately because it is recessive to...
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