352 



GENES MODIFYING NOTCH. 



without Notch in the wings were selected. All red-eyed females must 

 cany the Notch, whether they show the character or not, as has been 

 explained. At the end of the experiment the relation between the 

 Notch and normal (of two kinds) females was about the same as that 

 after a few generations. 



TABLE lSS-162 Set. 



