meiotic drive


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mei·ot·ic drive

differential fitness in males and females.

meiotic drive

a mechanical phenomenon during MEIOSIS that results in the two types of gametes produced by a heterozygote occurring in unequal numbers. Meiotic drive can have an important impact when it produces unequal sex ratios, and has been used in attempts at insect control by producing excess males and few females.
References in periodicals archive ?
The research shows no distortion in transmission ratios that would suggest a meiotic drive in male meiosis.