title: Accumulation of B-chromosomes by preferential segregation in females of the grasshopper Melanoplus femur-rubrum.
mesh_terms: D000818:Animals; D002467:Cell Nucleus; D002869:Chromosome Aberrations; D002875:Chromosomes; D003433:Crosses, Genetic; D004625:Embryo, Nonmammalian; D005260:Female; D005828:Genetics, Population; D006110:Grasshoppers; D006570:Heterochromatin; D008297:Male; D008540:Meiosis; D008938:Mitosis; D010063:Ovum; D010312:Parthenogenesis; D013091:Spermatogenesis
chemical_list: D006570:Heterochromatin