Mitochondrial DNA of the extinct quagga: Relatedness and extent of postmortem change Russell G. HiguchiLisa A. WrischnikAllan C. Wilson OriginalPaper Pages: 283 - 287
Recent insertion of an alu sequence in the beta-globin gene cluster of the gorilla G. TrabuchetY. CheblouneV. M. Nigon OriginalPaper Pages: 288 - 291
Evolution of genes for allelic and isotypic forms of immunoglobulin kappa chains and of the genes for T-cell receptor beta chains in rabbits R. G. MageN. L. McCartney-FrancisE. Lamoyi OriginalPaper Pages: 292 - 299
Evolution of four human Y chromosomal unique sequences Robert P. Erickson OriginalPaper Pages: 300 - 307
Conservation of δ-crystallin gene structure between ducks and chickens Joram PiatigorskyBarbara NormanRaymond E. Jones OriginalPaper Pages: 308 - 317
Distribution and evolution of a tandemly repeated DNA sequence in the family brassicaceae C. HalldénT. BryngelssonM. Gustafsson OriginalPaper Pages: 318 - 323
Evolution from primordial oligomeric repeats to modern coding sequences Susumu Ohno OriginalPaper Pages: 325 - 329
An evaluation of the molecular clock hypothesis using mammalian DNA sequences Wen-Hsiung LiMasako TanimuraPaul M. Sharp OriginalPaper Pages: 330 - 342
Progressive sequence alignment as a prerequisitetto correct phylogenetic trees Da-Fei FengRussell F. Doolittle OriginalPaper Pages: 351 - 360
A highly conserved sequence in H1 histone genes as an oligonucleotide hybridization probe: Isolation and sequence of a duck H1 gene Ralf TönjesDetlef Doenecke OriginalPaper Pages: 361 - 370
Species specificity of bacterial palindromic units Eric GilsonDavid PerrinMaurice Hofnung Letter to the Editor Pages: 371 - 373