DILUTION EFFECTS IN CERTAIN EYE COLORS 437 



The reciprocal cross was also made as follows: 

 Pi 



761 718 

 Gametes ofFi9 XWP — XwP— XWp— Xwp 

 Gametes ofFicfXwp — XwP — p P 



678 685 515 538 183 151 



The above results are from single pairs, except those cultures 

 marked (m). 



Still other females (910) heterozygous for white and pink were 

 produced in the following cross: 



