has_part decreased rate of mitotic spindle elongation lagging mitotic chromosomes, with complete sister chromatid separation abnormal mitotic sister chromatid segregation with lagging chromosomes, complete sister chromatid separation, and decreased rate of mitotic spindle elongation abnormal sister chromatid segregation with lagging chromosomes, complete sister chromatid separation, and decreased rate of spindle elongation during mitotic cell cycle lagging mitotic chromosomes, with complete sister chromatid separation and decreased spindle elongation rate midori lagging mitotic chromosomes, with complete sister chromatid separation, and decreased rate of mitotic spindle elongation abnormal mitotic sister chromatid segregation with lagging chromosomes, complete sister chromatid separation, and decreased rate of mitotic spindle elongation during vegetative growth lagging mitotic sister chromatids, with complete sister chromatid separation, and decreased rate of mitotic spindle elongation 2015-11-10T13:05:16Z FYPO:0005046 A cellular process phenotype observed in the vegetative growth phase of the life cycle in which the rate, or speed, of mitotic spindle elongation is decreased, and sister chromatids do not move towards the spindle poles at the same time during mitosis prior to completion of chromosome segregation. Although one or more chromosomes remain distant from the spindle pole after the bulk of the DNA has separated, mitotic sister chromatid segregation does eventually go on to complete separation of chromosomes.