ON CON 
$ 
$ 
CN CON 
$ 
An CON 
CO CON 
D 
PE 0e 
3: 
F3 
ou 
Ï. 
® D 
Te 
203 
Pag. 
CHAPTER III. 
The systematic investigation of the influence 
of electrolytes on the motility of 
Chlamydomonas variabilis Dangeard. 
The judgment on the motility of the organisms 156 
Precautions, in order that the differences obser- 
ved can be exclusively attributed to the . 
quantities of electrolytes . . . 157 
In which manner the algae were broughi à into 
the solutions of electrolytes . . . . 160 
The mutual proportion of the dereté ions, 
which are present in the fluids and the use of 
the solutions in series . . . rer 102 
How the results are ad nai 165 
The preparation of the solutions . . . . . 166 
CHAPTER IV. 
Contemplations and conclusions, to which 
the experiments give rise. 
The conduct of Chlamydomonas in solutions 
with a slight constant salt concentration and a 
gradually increasing H-ion concentration . . 169 
Measures to obtain reliable results . . . . 170 
À conformity between the different influence 
of the combination acid and salt and of base 
and salt on the motility of Chlamydomonas 
and the entering again into solution ie 
in acid and alkaline salt solutions . . . 170 
Description of the middle part of the curves . 180 
The influence of the salts on the motility of 
Chlamydomonas can only be compared with 
its influence. On SUSPENSOIAS. V0". 2.7. 164 
