Biochemische und cytogenetische Untersuchungen zur Natur des Hämoglobin-Polymorphismus bei Chironomus tentans und Chironomus pallidivittatus Herbert Tichy OriginalPaper Pages: 131 - 188
Gene amplification in oocytes with 8 germinal vesicles from the tailed frog Ascaphus truei Stejneger Herbert C. MacgregorJames Kezer OriginalPaper Pages: 189 - 206
Co-orientation stability by physical tension: a demonstration with experimentally interlocked bivalents S. Alan HendersonCarol A. Koch OriginalPaper Pages: 207 - 216
The spatial relationship of the X and Y chromosomes during meiotic prophase in mouse spermatocytes Alberto J. Solari OriginalPaper Pages: 217 - 236
RNS- und Proteinsynthese im Ablauf der Spermatocytenteilungen von Pales ferruginea (Nematocera) Ch. Petzelt OriginalPaper Pages: 237 - 245
Polytene chromosomes and nucleic acid metabolism during macronuclear development in Euplotes M. V. Narasimha RaoDieter Ammermann OriginalPaper Pages: 246 - 254