paracentric inversion

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

par·a·cen·tric in·ver·sion

inversion in a chromosome of a single segment in which the centromere is not included.

paracentric inversion

a chromosomal mutation involving INVERSION of a segment of one arm of a chromosome, not involving the CENTROMERE.
References in periodicals archive ?
As chromosomal inversions reduce recombination in heterokaryotypes, they can help to preserve particular combinations of alleles within the inverted segment, mainly near inversion breakpoints (Andolfatto et al.
Chromosomal inversion polymorphisms influence morphological traits in Trimerotropis pallidipennis (Orthoptera).
Heterosis is a consistent feature of chromosomal inversion systems in seaweed flies (Butlin et al.
Other changes noted in the integrated paper include broken chromosomes rearranging themselves in chromosomal inversions, and a change in cognitive function.