ASSIMILATION OF CARBI >\ 



45 



Fig. 23. — Saccharomyces cerevisice I. Film of an old culture. (After E. Hansen.) 



SM 



e.^ 





Fig. 24. — Saccharomyces pastoriaiius I. Fig. 25. — Saccharomyces pastorianus 



Ascospores. (Л//ег £. Hansen.) III. Young cells of the sediment. {After 



E. Hansen.) 



