CONTENTS 



PARTICIPANTS 



IX 



PROBLEMS OF MEASUREMENT OF MUTATION RATES 



Presented by K. C. Atwood 

 Group Interchange 

 Summary by Theodosius Dobzhansky 

 References 



72 

 74 



MUTAGENESIS, WITH PARTICULAR REFERENCE 

 TO CHEMICAL FACTORS 



Presented by Charlotte Auerbach 

 Group Interchange 

 Mutagenic Effects of Manganese Chloride — M. Demerec 

 Genetic Fine Structure of Phage T4 — S. Benzer 

 Summary by M. Demerec 

 References 



78 



115 

 136 



157 

 160 



MUTAGENS CURRENTLY OF POTENTIAL SIGNIFICANCE 

 TO MAN AND OTHER SPECIES 



Presented by Avram Goldstein 

 Group Interchange 



Summary by S. Zamenhof 



References 

 Index 



167 



233 

 238 

 243 



81 71i 



