190 



CELL HEREDITY 



Exp. no. 

 1 



Generations 

 



0.3 



0.7 



1.0 



1.1 



1.5 



1.9 



2.5 



3.0 



4.1 



and 1.9 

 mixed 



and 4.1 

 mixed 



ia) 



(b) 



