nondisjunction

(nän′dis juŋks̸hən)

noun

Biol. the failure of paired chromosomes to pass to separate cells in meiosis

See nondisjunction in American Heritage Dictionary 4

noun
The failure of paired chromosomes or sister chromatids to separate and go to different cells during meiosis.

Related Forms:

  • nonˌdis·juncˈtion·al adjective

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