title: Buoyant density determination- on chloroplast DNA in a variegated cytoplasmic mutant of Gossypium hirsutum L.
mesh_terms: D002500:Centrifugation, Isopycnic; D002734:Chlorophyll; D002736:Chloroplasts / Q000032:analysis / Q000648:ultrastructure; D004247:DNA / Q000302:isolation & purification; D003368:Gossypium; D009154:Mutation
chemical_list: D002734:Chlorophyll; D004247:DNA