Meiosis in Mesostoma ehrenbergii ehrenbergii (Turbellaria, Rhabdocoela) Hilary A. OakleyG. H. Jones OriginalPaper Pages: 311 - 322
The recurrence of chromosome fusion in inter-population hybrids of the grasshopper Atractomorpha similis G. B. Peters OriginalPaper Pages: 323 - 347
B-chromosome polymorphism and interchromosomal chiasma interference in Eyprepocnemis plorans (Acrididae; Orthoptera) N. Henriques-GilJ. L. SantosR. Giraldez OriginalPaper Pages: 349 - 359
Satellite DNA of Drosophila nasuta nasuta and D. n. albomicana: Localization in polytene and metaphase chromosomes H. A. RanganathE. R. SchmidtK. Hägele OriginalPaper Pages: 361 - 368
Absence of novel translation products in relation to induced activity of the 93D puff in Drosophila melanogaster S. C. LakhotiaT. Mukherjee OriginalPaper Pages: 369 - 374
Transposition of mobile genetic elements in interspecific hybrids of Drosophila Michael B. Evgen'evGrigorii N. YenikolopovYuri V. Ilyin OriginalPaper Pages: 375 - 386
Differential basic nucleoprotein kinetics in the two kinds of lepidoptera spermatids: Nucleate (eupyrene) and anucleate (apyrene) Michael FriedländerElizabeth Hauschteck-Jungen OriginalPaper Pages: 387 - 398
B-Chromosomes and E-1 isozyme activity in mosaic bulbs of Scilla autumnalis (Liliaceae) José L. OliverF. PosseM. Ruiz-Rejón OriginalPaper Pages: 399 - 403
Replication variants of the human inactive X chromosome Małgorzata SchmidtWłodzimierz M. StolzmannLjudmila I. Baranovskaya OriginalPaper Pages: 405 - 412
Evidence that sister chromatid exchanges and chromatid breaks are two independent events M. S. LinW. Wertelecki OriginalPaper Pages: 413 - 419
Demonstration of kinetochores and centrioles in spermatocytes of two species of cockroaches by silver staining Liming ShiSen PathakT. C. Hsu OriginalPaper Pages: 421 - 426
A re-examination of chiasma terminalization and chiasma frequency in male mice Hirotami T. ImaiKazuo Moriwaki OriginalPaper Pages: 439 - 452
Cytological localization of inverted repeated DNA sequences in Vicia faba P. BassiR. CremoniniP. G. Cionini OriginalPaper Pages: 453 - 459