Life cycle variation and regulation of macronuclear DNA content in Tetrahymena thermophila F. P. DoerderL. E. DeBault OriginalPaper Pages: 1 - 19
Free genes for rRNAs in the macronuclear genome of the ciliate Stylonychia mytilus Hans Joachim LippsGünther Steinbrück OriginalPaper Pages: 21 - 26
Experimental hybridization within the genus Triturus (Urodela: Salamandridae) Giorgio MancinoMatilde RagghiantiStefania Bucci-Innocenti OriginalPaper Pages: 27 - 46
Induction of triploidy in the newt Pleurodeles waltlii by heat shock or hydrostatic pressure V. FerrierA. Jaylet OriginalPaper Pages: 47 - 63
Experimental gynogenesis in the newt species Pleurodeles waltlii and P. poireti A. JayletV. Ferrier OriginalPaper Pages: 65 - 80
“Nodules” in the achiasmatic meiosis of Bithynia (mollusca, prosobranchia) Birgit Debus OriginalPaper Pages: 81 - 92
Effect of galactose treatment in the puffing pattern of Chironomus thummi Balbiani rings M. C. Santa-CruzA. VillanuevaJ. L. Díez OriginalPaper Pages: 93 - 100
Mechanisms of chromosome banding Máximo E. DretsGustavo A. FolleDavid E. Comings OriginalPaper Pages: 101 - 112
Isolabeling of the long arm of the human Y chromosome demonstrated by the FPG technique Z. GibasJ. Limon OriginalPaper Pages: 113 - 120
The effects of derived B-chromosomes on meiosis in pearl millet Pennisetum typhoides M. V. Subba RaoJ. V. Pantulu OriginalPaper Pages: 121 - 130