DEATH 67 



again into starch, fat and proteid. Thus they are in condition once more to 

 serve as food for animals and thus the organic elements complete a circulation 

 between animals and plants, which is interrupted by the circumstance that the 

 synthesis going on in plants can take place only under the influence of sun- 

 light. The entire living world represents, therefore, a collective whole in which 

 every living being fulfills its special purpose as a link in the chain. 



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