362 



PHOTOMECHANICAL CONSIDERATIONS 



0.89 1.9 3.3 12. 



VI»C08lty + 25» C Centipolse 



A A /At 

 (sec-') 



±0.03 



AA 

 -0.008 



-o.ooeh 



-0.004 



-0.002 



0.000 



Chromatium Anaerobic Cells 

 422-460m^ 



l/T^gCRise) 



:0.02 



±0.01'^ 



0.00 



'/^./. 



(sec-i) 



12 



10 



Fig. 3. Graphs of two experiments on the effect of glycerol upon the light- 

 induced responses of suspensions of Chromatium. (Fig. 3A, HS-20; Fig. 3B, 

 MN-20). 



