1. Alkylation induced gene conversion in yeast: Use in fine structure mapping

   • Richard Snow
   • Christopher T. Korch

   OriginalPaper Pages: 201 - 208

2. The effect of UV irradiation on the capacity of an Hfr recA strain of Escherichia coli to act as donor

   • Joseph Greenberg
   • Michael H. L. Green
   • Nurit Bar-Nun

   OriginalPaper Pages: 209 - 214

3. Tissue specific gene activities and proteins in the Chironomus salivary gland

   • Ulrich Wobus
   • Reinhard Panitz
   • Edgar Serfling

   OriginalPaper Pages: 215 - 223

4. Independence between modification of genetic position effects and formation of lampbrush loops by the Y chromosome of Drosophila hydei

   • Oswald Hess

   OriginalPaper Pages: 224 - 242

5. Multiple density classes of phage P1 due to tetramer formation

   • Dimitri Karamata

   OriginalPaper Pages: 243 - 255

6. Recombinaisons mitotiques chez un basidiomycète: Coprinus radiatus

   • Nicole Prud'homme

   OriginalPaper Pages: 256 - 271

7. Mutants of Escherichia coli K12 (λ)⁺ non-inducible by thymine deprivation

   • Raymond Devoret
   • Manuel Blanco

   OriginalPaper Pages: 272 - 280

8. Untersuchungen über Reversions-und Segregationsverhalten eines außerkaryotischen Gens von Chlamydomonas reinhardii zur Bestimmung des Erbträgers

   • O. Schimmer
   • C. G. Arnold

   OriginalPaper Pages: 281 - 290