24 HEREDITY 



variation completely, and should be able to compare it 

 with that occurring ^\dth regard to other characters. 



The mathematical study of variation may perhaps 

 seem rather tedious, and it often appears to have httle 

 connection with the real living tilings with wliich it 

 deals. But it is of considerable value in the elucidation 

 of some of the problems of heredity wth wliich we shall 

 have to deal. 



