998 



INDEX OF SUBJECTS. 



PAGE 



Xantho-proteic reaction, ... 47 

 Xylose, . . . . 2, 3, 16, 612 



YEAST, action of, on monosaccharides, . 7 

 ,, fermentation, . . . .611 

 ,, inverting ferment of, . .10 



,, nuclein, . . . . . 3, 64 



PAGE 

 ZEIN, ....... 54 



Zymogens, .... 83. 543, 551 



Zymolysis, 320. See also Enzymes. 



,, effect of chemical reaction on, 320 



,, ,, ,, concentration on, . 322 



,, ,, fermentation pro- 



ducts on, . . 320 

 ,, ,, temperature on, 320, 327, 



331, 335, 337, 339 



