SCOPE OF GENETICS 



Genetic research is still pushing forward in 

 the central undifferentiated trunk of biologi- 

 cal science that we confess no guilt of pre- 

 sumption in declaring boldly that whatever 

 difficulty may be in store for those who cast 

 in their lot with us, they need fear no dis- 

 illusionment or misgi\ang that their labour 

 has been wasted on a paltry quest. 



In research, as in all business of explora- 

 tion, the stirring times come when a fi'esh 

 region is suddenly unlocked by the discovery 

 of a new key. Then conquest is easy and 

 there are prizes for all. We are happy in 

 that during our own time not a few such 

 territories have been revealed to the vision of 

 mankind. I do not dare to suggest that in 

 magnitude or splendour the field of Genetics 

 may be compared with that now being dis- 

 closed to the physicist or the astronomer; 

 for the glory of the celestial is one and the 

 glory of the terrestrial is another. But I will 



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