Ribulose-5-phosphate, 9, 11, 49 

 RNA, 67 



Sedoheptulose- 1 ,7-diphosphate, 

 11,49,51 



Sedoheptulose-7-phosphate, 49, 

 51 



Serine, 30, 31 



Shikimic acid, 65 



Squalene, 61 



Steady-state growth, 21 



Steroids, 61 



Succinate, 62 



Sucrose, 53 



Sucrose phosphate, 52, 54 



Sucrose phosphatase, 52 



Sugar phosphates 



conversion to free sugars, 50 



occurrence as photosynthetic 



intermediates, 15, 16, 49 



Terpene compounds, 60 

 Tetrahydrophytoene, 62 

 Thiamine pyrophosphate, 41 

 Threonine, 31, 36 

 TPN, TPNH {see Triphospho- 



pyridine nucleotide) 

 Transaldolase, 16 

 Transaminase, 34 

 Transketolase, 9, 16, 51 

 Triosephosphate dehydrogen- 

 ase, 9, 51 



Triosephosphate isomerase, 51 

 Triphosphopyridine nucleotide 

 (TPN, TPNH) 

 free energy of formation, 4 

 function, 4-6, 17 

 requirement in cycle, 9, 17 

 requirement for RuDP for- 

 mation, 19 

 Two-dimensional paper chro- 

 matography, 13 

 Tyrosine, 65 



UDPG-4-Epimerase (Galacto- 



waldenase), 52 

 UDPG-fructose-6-phosphate 



transglycosylase, 52 

 UDPG-pyrophosphorylase, 52, 



54 

 Uridine diphosphogalactose, 52 

 Uridine diphosphoglucose, 52, 



53 

 Uridine triphosphate, 52 

 Uroporphyrinogen, 64 



X-ray film, 13 

 Xylulose-5-phosphate 



in carbon reduction cycle, 11, 

 49 



phosphoroclastic split of, 41 



reactions of, 51 

 Xylulose isomerase, 51 



127 



