reduction division

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Related to reduction division: Equational Division

re·duc·tion of chro·mo·somes

the process during meiosis whereby one member of each homologous pair of chromosomes is distributed to a sperm or ovum; the diploid set of chromosomes (46 in humans) is thus reduced to the haploid set in each gamete; union of the sperm and ovum then restores the diploid or somatic number in the one-cell zygote.

Farlex Partner Medical Dictionary © Farlex 2012

reduction division

See MEIOSIS.

Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005

reduction division

nuclear division where the daughter cells have half the genetic material of the parental cell. see MEIOSIS.

Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005

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