Polymorphism due to selection of varying direction
- Cite this article as:
- Haldane, J.B.S. & Jayakar, S.D. J Genet (1963) 58: 237. doi:10.1007/BF02986143
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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.