118 



SEX INHERITANCE 



nor male. Ovaries were present in both sides of 

 the abdomen. The hke cliaracter of the two gonads 

 is possibly due to the development of both from a 

 single cell set aside early in development. 



Fig. 36G. — A, B, C, three gynanders of Drosophila, male on one side, 

 female on the other. C, genitalia of gynander C; B, of normal male; 

 E, of normal female. 



