overdominance

noun over·dom·i·nance \ˌō-vər-ˈdä-mə-nən(t)s, -ˈdäm-nən(t)s\

Definition of OVERDOMINANCE

: the condition wherein a heterozygote produces a phenotype more extreme or better adapted than that of the homozygote

— over·dom·i·nant \-nənt\ adjective

1947

Medical Dictionary

noun over·dom·i·nance \-ˈdäm(-ə)-nən(t)s\

: the property of having a heterozygote that produces a phenotype more extreme or better adapted than that of the homozygote

—over·dom·i·nant \-nənt\ adjective

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