paracentric inversion

Also found in: Dictionary, Thesaurus, Encyclopedia.

par·a·cen·tric in·ver·sion

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

Farlex Partner Medical Dictionary © Farlex 2012

paracentric inversion

a chromosomal mutation involving INVERSION of a segment of one arm of a chromosome, not involving the CENTROMERE.

Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005

References in periodicals archive ?

Crossovers within the loops of both pericentric and paracentric inversions result in chromatids with duplications and deficiencies.

Genetics and Cytology of Chromosome Inversions in Soybean Germplasm

Shields and Procunier (1982) described four sibling species of the Simulium arcticum complex in Alaska, and Procunier (1984) described a fifth in western Canada based on possession of unique paracentric inversions in Y chromosomes.

A remnant of an incipient speciation event in the Simulium arcticum complex (Diptera: Simuliidae)

This chromosome has been shown to be polymorphic for up to six paracentric inversions (Ruiz et al.

Antagonistic pleiotropic effect of second-chromosome inversions on body size and early life-history traits in Drosophila buzzatii