400 



BIOLOGY AXD ITS MAKERS 



was graduated at Gottingen in 1856, and for a short time 

 thereafter engaged in the practice of medicine. This Une of 

 activity (hd not, however, satisfy his nature, and he turned 

 to the i)ursuit of microscopic investigations in embryology 



Fig. 114. — August Weismann, Born 1S34. 

 Permission of Charles Scribner's Sons. 



and morphology, being encouraged in this work by Leuckart, 

 whose name we ha\'e already met in this history. In 1863 

 he settled in Freiburg as privat-docent, and has remained 

 connected with the university ever since. From 1867 onward 



