meiosis in which there is a failure of paired homologous chromosomes to separate; results in an abnormal number of chromosomes in the daughter cells
nondisjunction详细解释
non.dis.junc.tion n.Biology （名词）【生物学】 The failure of paired chromosomes or sister chromatids to separate and go to different cells during meiosis.（染色体的）不分开，不分离：在减数分裂过程中，成对的染色体或同型的染色单体不分离到不同的细胞中 【引伸】 non.disjunc.tional adj.（形容词）
