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(Botany) the condition of having two genetically different nuclei in a cytoplasm of a fungus


(ˌhɛt ər əˌkær iˈoʊ sɪs)

a condition in which a binucleate or multinucleate cell contains genetically dissimilar nuclei.
het`er•o•kar`y•ot′ic (-ˈɒt ɪk) adj.
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References in periodicals archive ?
OLarte RA, Horn BW, Dorner JW, Monacell JT, Singh R, Stone EA and I Carbone Effect of Sexual Recombination on Population Diversity in Aflatoxin Production by Aspergillus flavus and Evidence for Cryptic Heterokaryosis.
A comparison of heterokaryosis and vegetative compatibility among varieties of Gibberella fujikurai (Fusarium monoliforme).
Since all isolates with this aconitase phenotype were derived from single ascospores, heterokaryosis or aneuploidy as explanation for multiple gene copies seems unlikely.