200 WHAT IS LIFE 



human life, it appears, cannot be isolated from the 

 general problem of life, as, for example, the extreme 

 followers of Descartes attempted to do. 



A very near "blood-relationship" between man 

 and the apes has been established by certain reaction 

 tests (made by Uhlenhuth, by Nuttall and others). 

 Hugh K. Berkeley, of the University of California, 

 in a paper on "The impossibility of differentiation 

 between monkey blood and human blood," says: 

 "It would seem impossible, then, to utilize antisera 

 from the lower monkeys for the forensic differentia- 

 tion of human from monkey serum. "^ 



The manifest resemblance between man and the 

 anthropoids served as sufficient ground in the sixties 

 of the last century, the early days of the modern 

 doctrine of descent, for the announcement that man 

 evolved from the orang-outang. 



Darwin taught that "the Simiidae then branched 

 off into two great stems, the New and the Old World 

 monkeys; and from the latter, at a remote period, 

 man, the wonder and glory of the universe pro- 

 ceeded." 



Today opinion is divided. Many still believe in the 

 direct close relationship between man and the existing 

 apes. Of these some — Felix von Luschan, Klaatsch, 

 and others — incline to the belief that in a more or 



' University of California Publications, II, 12. 



