<prompt> Appendix of testis develops from:Mesonephric ductMesonephric tubulesParamesonephric ductWollfian duct  <response>: Paramesonephric duct gives rise to appendix of testis in males and in females it gives rise to hydatid of morgagni, uterus, cervix and fallopian tubes. Testis is formed from the genital ridge.Ref: Textbook of gynaecology, Dutta, 5th Edition, Page 38. 