The replication of ribosomal DNA in the macronucleus of Tetrahymena Martha A. TruettJoseph G. Gall OriginalPaper Pages: 295 - 303
Localization of ribosomal DNA within the proximal X heterochromatin of Sciara coprophila (Diptera, Sciaridae) Helen V. CrouseSusan A. GerbiIngrid M. Mercer OriginalPaper Pages: 305 - 318
Correlation of RNA polymerase B and transcriptional activity in the chromosomes of Drosophila melanogaster Milan JamrichRegina HaarsFriedlinde A. Bautz OriginalPaper Pages: 319 - 326
Differential staining of Chironomus thummi giant chromosomes by treatment with acridine orange after mild acid hydrolysis Alexander V. ZeleninNatalia G. StepanovaIja I. Kiknadze OriginalPaper Pages: 327 - 335
Suppression of quinacrine banding of human chromosomes by mounting in organic media A. T. Sumner OriginalPaper Pages: 337 - 342
The effect of B chromosome number on chiasma frequency within and between individuals of Gibasis linearis (Commelinaceae) P. E. BrandhamS. Bhattaraj OriginalPaper Pages: 343 - 348
Chromosomal evolution of the Hawaiian Telmatogeton (Chironomidae, Diptera) Lester J. Newman OriginalPaper Pages: 349 - 369
Characterisation of male meiotic-sterile mutations in Drosophila melanogaster E. LifschytzG. F. Meyer OriginalPaper Pages: 371 - 392