Number and Nuclear Localisation of Nucleoli in Mammalian Spermatocytes Soledad BerríosRaúl Fernández-DonosoM. Cristina Cerda OriginalPaper Pages: 219 - 228
Phylogeny of Triatomine Vectors of Trypanosoma cruzi Suggested by Mitochondrial DNA Sequences Andrés C. SainzLaura V. MauroBeatriz A. García OriginalPaper Pages: 229 - 240
Characterisation and Interpopulation Variability of a Complex HpaI Satellite DNA of Drosophila seriema (repleta Group) Gustavo C.S. KuhnFabio M. Sene OriginalPaper Pages: 241 - 249
Allozyme Differentiation of Four Populations of Hypostomus (Teleostei: Loricariidae) from Ribeirã;o Keller, a Small Stream in the Upper Rio Paraná Basin, Brazil Cláudio H. ZawadzkiErasmo RenestoMárcia C. S. Lara-Kamei OriginalPaper Pages: 251 - 257
The Cytological Mechanism of Low Fertility in the Naked Seed Rice J.G. WuC.H. ShiJ.F. Xiao OriginalPaper Pages: 259 - 267
Temporal and Spatial Genetic Variability in White-tailed Deer (Odocoileus virginianus) P.G. KollarsM.L. BeckM.L. Kennedy OriginalPaper Pages: 269 - 276
Enzyme Activities and Alcohol Tolerance in Isofemale Lines of Drosophila melanogaster Originating from Different Habitats Katalin PecsenyeAnssi Saura OriginalPaper Pages: 277 - 283
Mutational Load and the Transition between Diploidy and Haploidy in Experimental Populations of the Yeast Saccharomyces cerevisiae Piotr SliwaJoanna KluzRyszard Korona OriginalPaper Pages: 285 - 293
Comparative and Evolutionary Analysis of the Cytochrome b Sequences in Cyprinids with Different Ploidy Levels Derived from Crosses Xinhong GuoShaojun LiuYun Liu OriginalPaper Pages: 295 - 301
Molecular Basis of Transferrin Polymorphism in Goldfish (Carassius auratus) L. YangL. ZhouJ. F. Gui OriginalPaper Pages: 303 - 313
Comparative Analysis (Hippotragini versus Caprini, Bovidae) of X-Chromosome's Constitutive Heterochromatin by in situ Restriction Endonuclease Digestion: X-Chromosome Constitutive Heterochromatin Evolution Raquel ChavesSara SantosHenrique Guedes-Pinto OriginalPaper Pages: 315 - 325