nondisjunction

• Substantiv, das die fehlerhafte Trennung homologer Chromosomen oder Schwesterchromatiden während der Zellteilung bezeichnet, wodurch Tochterzellen mit einer anormalen Chromosomenzahl entstehen.

A noun referring to the failure of homologous chromosomes or sister chromatids to separate properly during cell division, resulting in daughter cells with an abnormal number of chromosomes.

1. Chromosomal separation failureC2formalscientific

   The failure of homologous chromosomes or sister chromatids to separate properly during cell division, resulting in an abnormal number of chromosomes in the daughter cells.

   Nondisjunction

   • Nondisjunction during meiosis can lead to conditions like Down syndrome.
   • The scientist explained how nondisjunction causes aneuploidy.
   • Errors in cell division such as nondisjunction are studied in genetics.