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|urldate=2012-status=live |archive10-url=https://web.archive.org/web/20121027084115/http://biology.clc.uc.edu/courses/bio104/mitosis.htm27 |archive-dateaccessdate=20122019-10-2710
work on footnotes.
|url=https://www.britannica.com/science/cell-biology/Cell-division-and-growth
|title=Cell division and growth |website=britannica.com
|publisher=ENCYCLOPÆDIA BRITANNICAEncyclopædia Britannica |accessdate=2019-10-10
}}</ref> In general, mitosis (division of the nucleus) is preceded by the S stage of interphase (during which the DNA is replicated) and is often accompanied or followed by cytokinesis, which divides the cytoplasm, organelles and cell membrane into two new cells containing roughly equal shares of these cellular components.<ref>{{REFweb
|last=Carter
|url= http://biology.clc.uc.edu/courses/bio104/mitosis.htm
|website= biology.clc.uc.edu
}}</ref> Mitosis and cytokinesis together define the '''mitotic''' ('''M''') '''phase''' of an animal cell cycle—the [[cell division|division]] of the mother cell into two daughter cells genetically identical to each other.
|last=Kalatova B, Jesenska R, Hlinka D, Dudas M
|title=Tripolar mitosis in human cells and embryos: occurrence, pathophysiology and medical implications
|url=https://www.researchgate.net/publication/270288317_Tripolar_mitosis_in_human_cells_and_embryos_Occurrence_pathophysiology_and_medical_implications
|journal=Acta Histochemica
|volume=117
|pubmedID=25554607
|DOI=10.1016/j.acthis.2014.11.009
|accessdate=2019-10-10
}}</ref> Other errors during mitosis can induce apoptosis (programmed cell death) or cause mutations. Certain types of cancer can arise from such mutations.<ref>{{REFjournal
|last=Kops GJ, Weaver BA, Cleveland DW
|pages=773–785
|date=2005-10
|url=https://www.nature.com/articles/nrc1714
|pubmedID=16195750
|DOI=10.1038/nrc1714
|accessdate=2019-10-10
}}</ref>