paracentric inversion

(redirected from Chromosomal inversion)
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Related to Chromosomal inversion: Chromosomal deletion, Chromosomal translocation

paracentric inversion

[¦par·ə¦sen·trik in′vər·zhən]
(genetics)
A type of chromosomal alteration that occurs within one arm of a chromosome and does not span the centromere.
References in periodicals archive ?
Though it's not clear what these chromosomal inversions do for the insects, researchers have noticed that the reversals follow a pattern: Wild fruit flies at the same latitude tend to have similar patterns of inversions, with the patterns shifting in a gradient extending northward from the equator.