1. Separation and characterization of some ribonucleic acids from imaginal discs of Drosophila melanogaster

   • E. W. Hanly
   • D. J. Stewart

   OriginalPaper 01 December 1972 Pages: 281 - 302

2. Biochemical and genetic studies of recombination proficiency in Escherichia coli K12

   • Stephen D. Barbour

   OriginalPaper 01 December 1972 Pages: 303 - 309

3. Chromosomal loci for 16S ribosomal RNA in Escherichia coli

   • M. Matsubara
   • R. Takata
   • S. Osawa

   OriginalPaper 01 December 1972 Pages: 311 - 317

4. Morphogenesis of the tail fiber of bacteriophage T4

   • S. Imada
   • A. Tsugita

   OriginalPaper 01 December 1972 Pages: 319 - 336

5. Control of the argECBH cluster in Escherichia coli

   • George A. Jacoby

   OriginalPaper 01 December 1972 Pages: 337 - 348

6. Control regions within the argECBH gene cluster of Escherichia coli K12

   • D. Elseviers
   • R. Cunin
   • E. Ashcroft

   OriginalPaper 01 December 1972 Pages: 349 - 366

7. Erratum to: Temperature-sensitive mutants of TMV: Behavior of a non-coat protein mutant in isolated tobacco cells

   • F. X. Bosch
   • H. Jockusch

   Erratum 01 December 1972 Pages: 366 - 366