nondisjunction
英 [ˌnɒndɪs'dʒʌŋkʃən] 美 [ˌnɒndɪs'dʒʌŋkʃən]

n.

不分离；

英英释义

nondisjunction[ ,nɔndis'dʒʌŋkʃən ]

• n.meiosis in which there is a failure of paired homologous chromosomes to separate; results in an abnormal number of chromosomes in the daughter cells

双语例句

用作名词(n.)

1. Alternatively, like allopolyploids, they may arise by the nondisjunction of chromatids during the mitotic division of a zygote.
   与异源多倍体相似的是，它们也是在有丝分裂中合子的染色单体不分离形成的。
2. Autopoly-ploids may arise from the fusion of diploid gametes that have resulted from the NONDISJUNCTION of chromosomes at meiosis.
   同源多倍体通常可能来自在减数分裂过程中染色体不分离导致的二倍体融合。

权威例句

Nondisjunction
Nondisjunction
Nondisjunction
Nondisjunction Mutants of the Nematode CAENORHABDITIS ELEGANS
First-Meiotic-Division Nondisjunction in Human Oocytes
Chromosome nondisjunction yields tetraploid rather than aneuploid cells in human cell lines
Chromosome nondisjunction yields tetraploid rather than aneuploid cells in human cell lines.
Trisomy 21: association between reduced recombination and nondisjunction
DNA topoisomerase II must act at mitosis to prevent nondisjunction and chromosome breakage.
Mitotic stability of yeast chromosomes: a colony color assay that measures nondisjunction and chromosome loss
SMC1beta-deficient female mice provide evidence that cohesins are a missing link in age-related nondisjunction.
Lack of Checkpoint Control at the Metaphase/Anaphase Transition: A Mechanism of Meiotic Nondisjunction in Mammalian Females
A mutation in CSE4, an essential gene encoding a novel chromatin-associated protein in yeast, causes chromosome nondisjunction and c...