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Polymorphism due to selection of varying direction

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Summary

In a large random mating population segregating for a pair of allelomorphs with full dominance, the condition that neither allelomorph should disappear is that the arithmetic mean of the fitnesses of recessives in different generations should exceed unity, their geometric mean fall below it.

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References

  • Haldane, J. B. S. (1924). A mathematical theory of natural and artificial selection, Part I.Trans. Camb. Phil. Soc.,23, 19–41.

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  • Fisher, R. A. (1922). On the dominance ratio.Proc. Roy. Soc. Edin.,42, 321–341.

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Authors and Affiliations

  1. Genetics and Biometry Laboratory, Government of Orissa, Bhubaneswar

    J. B. S. Haldane & S. D. Jayakar

Authors
  1. J. B. S. Haldane
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  2. S. D. Jayakar
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Haldane, J.B.S., Jayakar, S.D. Polymorphism due to selection of varying direction. J Genet 58, 237–242 (1963). https://doi.org/10.1007/BF02986143

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  • DOI: https://doi.org/10.1007/BF02986143

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