Persistent heterochromatic association in Metrioptera brachyptera. I. Variation in the frequency of multiple formation, chiasma production and chromosome morphology.
D000818:Animals; D002875:Chromosomes; D003434:Crossing Over, Genetic; D003582:Cytogenetics; D014644:Genetic Variation; D006570:Heterochromatin; D007313:Insecta; D008297:Male; D008540:Meiosis; D011110:Polymorphism, Genetic
D006570:Heterochromatin