§1] 



MODIFICATION OF VITAL ACTIONS 



11 



TABLE I 



Time (in Houks) op Resistance of Tadpoles op Bnro Volgakis, Lack. 

 (Hind Legs had just appeared) to Various Alcohols 



Steengths. 



a.5% 



methylie* . . . . 



etbylic 



propylic, norm. . 

 propylic, iso. . . . 

 butylie, norm. . . 

 butylie, iso. . . . 

 butylie, tertiary, 

 amylic, norm. . . 

 allylie 



0.07-0.3 



TABLE n 



Time (in Hours) op Resistance of Infusoria and Ostracoda to Various 



Alcohols 



* The structural formulas of these alcohols are given here for reference : — 



methylic 

 ethylic . 

 propylic, norm, 

 propylic, iso. 

 butylie, norm. . 



butylie, iso. 

 butylie, tertiary 



amylic, norm, 

 allylie 



CHs 



. . . H-CH2OH 



CH3 - CH2OH 



CH3 . CH2 - CH2OH 



. (CH3)2-CHOH 



. CH2 . CH2 - CH2OH 



^^^ > CH - CH2OH 



CH3 



> COH - CH3 



■ ■ • CHs 



CHs • CH2 . CH2 . CH2 - CH2OH 



. CH2 . CH - CH2OH 



t Ostracoda only ; the Infusoria died after 18 hours. 



