Studies in Fat Metabolism of Timothy Grass Bacillus. 277 



tZ5 



075 



0-50 



025 ' 



grams per 

 looc.c. of- 

 medium. 



Lactic acid. 

 Acetic axjxi . 



7-50 



1Z5 



100 



0-75 • 



0-50 ■ 



0-25 Y 



fronts per 

 too c c of 



20 Days o 

 Curve 5. 



Influence of Diet on the Chemical Composition of the Organism. 



Having obtained growth on media with various organic constituents, it is 

 of interest to notice what influence these substances have on the proportion 

 of lipoids to nitrogenous material in the organism. The graph illustrating 

 Experiment 1 shows that the lipoids and synthesised nitrogen rise to a 



