1. Regulation of sulfate metabolism in Neurospora crassa: Transport and accumulation of glucose 6-sulfate

   • William R. Reinert
   • George A. Marzluf

   OriginalPaper Pages: 97 - 108

2. Genetic polymorphism of human salivary proline-rich proteins: Further genetic analysis

   • Edwin A. Azen
   • Carter L. Denniston

   OriginalPaper Pages: 109 - 120

3. Genetic variation and population ecology of some southeast asian frogs of the genera Bufo and Rana

   • Robert F. Inger
   • Harold K. Voris
   • Helen H. Voris

   OriginalPaper Pages: 121 - 145

4. Esterase gene expression in Chinese hamster and mouse lymphoma hybrids isolated under nonselective pressure

   • S. R. Ayad
   • J. G. Delinassios

   OriginalPaper Pages: 147 - 161

5. RNA-bound reverse transcriptase in Escherichia coli and in vitro synthesis of a complementary DNA

   • Mirko Beljanski
   • Monique Beljanski

   OriginalPaper Pages: 163 - 180