PHOTOSYNTHESIS 



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FIG. 4.4. Orientation of chloroplasts of Funaria in the light. Upper, 

 with hght at right angles to page; lower, in dark. (Drawn from 

 Voerkel.) 



We can then write a minimum formulation of two pro- 

 cesses in photosynthesis as follows: 



Process i. Carbon dioxide +^# carbon dioxide complex 

 Process 2. Light energy + 5 ^^ photochemical product 

 (via chlorophyll) 



