Single copy DNA and structural gene sequence relationships among four sea urchin species Robert C. AngererEric H. DavidsonRoy J. Britten OriginalPaper Pages: 213 - 226
Haploid genome reactivation and recovery by cell hybridization S. M. ElsevierF. H. Ruddle OriginalPaper Pages: 227 - 241
Chromosome constitution of in vitro segregated haploid and diploid cells of the mouse Paolo PerticoneCaterina TanzarellaMarco Rizzoni OriginalPaper Pages: 243 - 248
Centromere behavior during interphase and meiotic prophase in Allium fistulosum from 3-D, E.M. reconstruction Kathleen ChurchPeter B. Moens OriginalPaper Pages: 249 - 263
Somatic association at interphase studied by giemsa banding technique R. J. SinghG. RöbbelenM. Okamoto OriginalPaper Pages: 265 - 273
Analysis of the frequency of sister chromatid exchange in different regions of chromosomes of the kangaroo rat (Dipodomys ordii) C. J. BostockS. Christie OriginalPaper Pages: 275 - 287
Ultrastructure of segmentation mitoses in cleaving newt eggs after blocking of centrospheres by quinoline Paul SenteinYadigar Ates OriginalPaper Pages: 289 - 299
Nucleolar-organiser polymorphism in natural populations of Allium schoenopmsum Susan M. BougourdJ. S. Parker OriginalPaper Pages: 301 - 307