title: Morphological studies on the structure of univalent sex chromosomes during anaphase movement in spermatocytes of the crane fly Pales ferruginea.
mesh_terms: D000818:Animals; D002842:Chromatids; D004175:Diptera; D008297:Male; D008540:Meiosis; D008854:Microscopy, Electron; D008870:Microtubules; D008938:Mitosis; D008961:Models, Structural; D012730:Sex Chromosomes; D013094:Spermatozoa / Q000166:cytology*