Polar overdominance

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Polar overdominance is a unique form of inheritance (described in sheep) whereby a mutant Callipyge allele must be inherited from the father to cause muscle hypertrophy (big buttocks).

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External links[edit]

  • Cockett, Noelle E.; Jackson, Sam P.; Shay, Tracy L.; Farnir, Frédéric; Berghmans, Stéphane; Snowder, Gary D.; Nielsen, Dahlia M.; Georges, Michel (1996). "Polar Overdominance at the Ovine callipyge Locus". Science 273 (5272): 236–8. doi:10.1126/science.273.5272.236. PMID 8662506.