544 



SUBJECT INDEX 



Tran.s(l(M)xyril)0.si(iasp. 4-5 



Transfer RNA. 272. 356-362 

 structure of, 351)-360 



Transformation, genetic, 133-134 

 with lambda-dg DXA, 133-134 

 with phage DNA broken by shear, 

 134-135 



Transitions, 217, 256-257, 260-263 



Transvorsions, 217 



Triethylenemelamine as a mutagen, 233 



u 



I'll ra violet light, effects on pyrimidinos, 

 245 

 mutagenic effect of, 243 



\'ariations, heritable, see Mutations 

 Viscosity measurements and tests for 

 DNA synthesis, 18-19 



