MENDELIAN SEGREGATION 



Fig. 3. — Vostisiul winsod by Iohk wingod (wild-typo) fly. The .second 

 chromosome that carries the recessive factor for vestigial is here rep- 

 re.sented by the oval coiitaiiiiiifi; the letter v. The "normal" second 

 chromo.some contains here the capital letter V. 



