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[mass noun] Division of a cell nucleus during mitosis.
- ‘Note that macronuclear karyokinesis and cytokinesis has initiated in rad 51 nulls despite the failure to complete micronuclear mitosis.’
- ‘This analysis showed that rhb1 - D121A mutants arrested as small, round cells without detectable defects in karyokinesis or cytokinesis.’
- ‘Additionally, cytokinesis blocked cells are thought to be prone to polyploidization if the gap between the daughter nuclei is very small, resulting in incomplete or absent karyokinesis.’
- ‘Whether the phenomena of karyokinesis are essentially chemical or not remains to be determined by further investigations.’
- ‘But different proportions of mononucleated and binucleated myocytes may be present, and this possibility complicates the distinction between karyokinesis and cytokinesis.’
Late 19th century: from karyo- cell nucleus + Greek kinēsis movement (from kinein to move).
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