INDEX 
Pag. 
DrÉTACEMRMUES L'RCT SEN ET R T LN SREE 
CHAPTER I. 
Contemplations on chemotaxis. 
$ 1. The chemotactical phenomena caused by stimu- 
152173 1 SPORE ART PNR RE. 
& 2, 00The Haba obiék belong to the use of 
the capillary-method. . . . . AT 
& 3. À colloiïd chemical conception of the Pr. 
of electrolytes with chemotactical phenomena . 138 
CHAPTER IE 
Chlamydomonas variabilis Dangeard. 
$ 1. The culture-method used and the determination 
of the Alga obtained , . . . 142 
$ 2. Some remarks on the nature of she reactions, 
which we observe with living beings . . . . 143 
&8 3. The geotaxis of Chlamydomonas . . . . . 145 
$ 4. Electrolytes can prevent the reaction to gravity 147 
$ 5. The phototaxis of Chlamydomonas . . . . 149 
8 6. Thigmotactical phenomena . . . 450 
$ 7. The chemotaxis and aërotaxis cf Chine 
INONAS), 22 50 NO AT NO PR REMISE 
