title: Structural organization and functional differentiation of chromosomes: electron microscopic and banding studies.
mesh_terms: D000818:Animals; D002466:Cell Nucleolus / Q000648:ultrastructure; D002871:Chromosome Banding; D002875:Chromosomes / Q000648:ultrastructure*; D005260:Female; D006801:Humans; D008854:Microscopy, Electron; D010944:Plants; D014960:X Chromosome