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单词 reduction division
释义
reduction division
(once / 381269 pages)
n

WORD FAMILY
reduction division: reduction divisions
USAGE EXAMPLES
In some forms the reduction division occurs in the secondary spermatocytes instead of the primary.
Guyer, Michael F., Being Well-Born—An Introduction to...(2012)
I'm also contemplating applying my experience in energy efficiency by working internally within a large corporation's sustainability or energy reduction division.
BusinessWeek(Jan 31, 2011)
This sort of separation takes place at one of the two reduction divisions.
Morgan, Thomas Hunt, A Critique of the Theory of Evoluti...(2010)
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)
Syn|Hypo|Hyper
meiosis, miosis
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
cell division, cellular division
the process in reproduction and growth by which a cell divides to form daughter cells
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