title: Heterochromatin content and chiasma distribution in the megameric chromosomes of Stethophyma gracile and S. lineatum (Orthoptera: Acrididae).
mesh_terms: D000818:Animals; D002875:Chromosomes; D003434:Crossing Over, Genetic; D014644:Genetic Variation; D005828:Genetics, Population; D006110:Grasshoppers; D006570:Heterochromatin / Q000032:analysis*; D006579:Heterozygote; D008297:Male; D008540:Meiosis; D010641:Phenotype; D011110:Polymorphism, Genetic; D012730:Sex Chromosomes
chemical_list: D006570:Heterochromatin