SUBJECT INDEX 363 



Viruses, and aetiology of tumours, 190, 192 effect on liver glycogen, 230-231 



arrangemept of subunits of, 8 effect on liver RNA content, 23 1 



partition of, 34-35 



Vitamin Bj,, X-rav analvsis of, 16 



Y 



W 



Yeasts, structure of RNA from, 30 



Watson-Crick scheme, 19-22, 24, 26-27 



X Z 



X-rays, effect on amino acid incorporation, Zymogen granules, in pancreatic exocrine 

 230-231 cell, 198-202 



