Polymorphism involving heterochromatic segments in Metrioptera brachyptera David I. Southern OriginalPaper Pages: 154 - 168
Actinomycin-D and chiasma frequency in Schistocerca gregaria (Forskål) T. A. Craig-Cameron OriginalPaper Pages: 169 - 179
On the function of the germ line chromosomes in the oogenesis of Wachtliella persicariae (Cecidomyiidae) Werner KunzHans-Heinrich TrepteKarlheinz Bier OriginalPaper Pages: 180 - 192
Developmental changes in the major inclusion bodies of polytene nuclei from larval tissues of the blowfly, Calliphora stygia J. A. ThomsonMary M. Gunson OriginalPaper Pages: 193 - 201
Studies of microchromosomes and a G-C rich DNA satellite in the quail David E. ComingsEmilio Mattoccia OriginalPaper Pages: 202 - 214
Identification of human chromosomes by DNA-binding fluorescent agents T. CasperssonL. ZechE. J. Modest OriginalPaper Pages: 215 - 227
The influence of DNA content and nuclear volume on the frequency of radiation-induced chromosome aberrations in Bufo species C. S. GriffinD. ScottD. G. Papworth OriginalPaper Pages: 228 - 249
The localisation of radiation induced chromosome aberrations in relation to the distribution of heterochromatin in Secale cereale A. T. NatarajanG. Ahnström OriginalPaper Pages: 250 - 257
Three dimensional reconstruction of the X-Y pair during pachytene in the rat (Rattus norvegicus) F. UreñaA. J. Solari OriginalPaper Pages: 258 - 268