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reduction division

DEFINITIONS OF: reduction division

1

n (genetics) cell division that produces reproductive cells in sexually reproducing organisms; the nucleus divides into four nuclei each containing half the chromosome number (leading to gametes in animals and spores in plants)

Synonyms:
meiosis, miosis
Types:
nondisjunction
meiosis in which there is a failure of paired homologous chromosomes to separate; results in an abnormal number of chromosomes in the daughter cells
Type of:
cell division, cellular division
the process in reproduction and growth by which a cell divides to form daughter cells
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