ectopic pairing

ectopic pairing

[ek′täp·ik ′per·iŋ]
(cell and molecular biology)
Pairing between nonhomologous segments of the salivary gland chromosomes in Drosophila, presumably involving mainly heterochromatic regions.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.