Art and Science 



support would be given to the Lamarckian 

 principle, and the transmission of functional 

 hypertrophy or atrophy would thus become 

 highly probable." 



I have not found any further attempt in 

 Professor Weismann's book to deal with the 

 evidence adduced by Mr. Darwin to show 

 that mutilations, if followed by diseases, are 

 sometimes inherited ; and I must leave it to 

 the reader to determine how far Professor 

 Weismann has shown reason for rejecting 

 Mr. Darwin's conclusion. I do not, however, 

 dwell upon these facts now as evidence of a 

 transmitted change of bodily form, or of 

 instinct due to use and disuse or habit ; 

 what they prove is that the germ-cells within 

 the parent's body do not stand apart from the 

 other cells of the body so completely as Pro- 

 fessor Weismann would have us believe, but 

 that, as Professor Hering, of Prague, has 

 aptly said, they echo with more or less fre- 

 quency and force to the profounder impressions 

 made upon other cells. 



I may say that Professor Weismann does 



not more cavalierly wave aside the mass of 



297 



