Oligonucleotides as probes for studying polymerization reactions in dilute aqueous solution Vera KolbLeslie Orgell E. OriginalPaper Pages: 433 - 437
An achiral (oligo)nucleotide analog M. J. van VlietJ. VisscherAlan W. Schwartz OriginalPaper Pages: 438 - 442
Phylogeny of Drosophila and related genera inferred from the nucleotide sequence of the Cu,Zn Sod gene Jan KwiatowskiDouglas SkareckyFrancisco J. Ayala OriginalPaper Pages: 443 - 454
Nucleotide sequence of the genomic region encompassing Adh and Adh-Dup genes of D. lebanonensis (Scaptodrosophila): Gene expression and evolutionary relationships Elvira JuanM. PapaceitA. Quintana OriginalPaper Pages: 455 - 467
A model for the correlation of mutation rate with GC content and the origin of GC-rich isochores X. GuW. -H. Li OriginalPaper Pages: 468 - 475
Codon usage patterns among genes for lepidopteran hemolymph proteins Donald R. FrohlichMichael A. Wells OriginalPaper Pages: 476 - 481
Structure of the smallest salivary-gland secretory protein gene in Chironomus tentans J. GalliL. Wieslander OriginalPaper Pages: 482 - 488
The evolution of the histidine biosynthetic genes in prokaryotes: A common ancestor for the hisA and hisF genes Renato FaniPietro LiòMarco Bazzicalupo OriginalPaper Pages: 489 - 495
The marsupial MHC: The Tammar Wallaby, Macropus eugenii, contains an expressed DNA-like gene on chromosome 1 Robert W. SladePeter T. HaleRichard A. Sturm OriginalPaper Pages: 496 - 505
Nucleotide composition as a driving force in the evolution of retroviruses Edward C. BronsonJohn N. Anderson OriginalPaper Pages: 506 - 532
Evidence for phylogenetic congruence among sulfur-oxidizing chemoautotrophic bacterial endosymbionts and their bivalve hosts D. L. DistelH. FelbeckC. M. Cavanaugh OriginalPaper Pages: 533 - 542
On the recombinational origin of protein-sequence-subunit structure E. N. Trifonov OriginalPaper Pages: 543 - 546