The Evidence from Hybrids. 139 



consider the great obscurity and complexity of the case, 

 and the great difficulty in conducting rigid experiments, 

 the balance of the evidence from hybrids seems to be 

 greatly in favor of our view of the nature of heredity. 

 It certainly presents features which are inexplicable in 

 any other way, and perfectly simple and natural if our 

 view is accepted. 



