The process in cell division by which the nucleus divides, typically consisting of four stages, prophase, metaphase, anaphase, and telophase, and normally resulting in two new nuclei, each of which contains a complete copy of the parental chromosomes.
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- 有絲分裂細胞分裂過(guò)程，其間細胞核分裂典型分為四步：前期、中期、后期和末期，并正常分裂成兩個(gè)細胞核，每一個(gè)都含有母染色體的完全內涵
