AnaphaseMetaphaseSpindle ApparatusMitosisChromosomesChromosome SegregationTelophaseChromatidsMeiosisMicrotubulesCell Cycle ProteinsAnaphase-Promoting Complex-CyclosomeUbiquitin-Protein Ligase ComplexesCentromereSecurinSeparaseOocytesProphaseCdc20 ProteinsChromosomal Proteins, Non-HistoneCyclin BChromosomes, HumanNocodazoleCytokinesisSpermatocytesAurora KinasesInterphaseCell CycleMicrotubule-Associated ProteinsPrometaphaseKinesinTubulinSaccharomyces cerevisiae ProteinsNuclear ProteinsAurora Kinase BCDC2 Protein KinaseHeLa CellsKinetochoresCentrosomeProtein-Serine-Threonine KinasesProto-Oncogene Proteins c-mosM Phase Cell Cycle CheckpointsChromosome AberrationsFungal ProteinsKaryotypingSchizosaccharomyces pombe ProteinsMicroscopy, FluorescenceCdh1 ProteinsCell NucleusIn Situ Hybridization, FluorescenceSchizosaccharomycesAneuploidyDipodomysSaccharomyces cerevisiaeCyclin B1DemecolcinePotoroidaeGenes, cdcMacropodidaeOvumNondisjunction, GeneticParthenogenesisDyneinsLigasesSister Chromatid ExchangeMicroinjectionsChromatinMaturation-Promoting FactorMutationApc2 Subunit, Anaphase-Promoting Complex-CyclosomeChromosomes, FungalCell DivisionSaccharomycetalesFertilizationFluorescent Antibody TechniqueApc8 Subunit, Anaphase-Promoting Complex-CyclosomeOogenesisMicromanipulationNuclear Matrix-Associated ProteinsPhosphorylationDrosophila ProteinsEmbryo, NonmammalianCell NucleolusChromosome BandingMolecular Sequence DataZygoteProtein KinasesChromosomal InstabilityXenopusSalamandridaePolyploidyProtamine KinaseFertilization in VitroXenopus ProteinsDNA, CatenatedMicroscopy, VideoEndopeptidasesMad2 ProteinsRecombinant Fusion ProteinsChromosome Pairing