<prompt> The upper 34th of vagina develops from -Mullerian ductWolfian ductSino vaginal bulbEndoderm  <response>: Ans a i.e., Mullerian duct FATE OF THE GENITAL DUCTSI MESONEPHRICWOLFFIAN DUCTmain genital duct in malesIn mates:o Posterior wall of prostatic urethra proximal to opening of ejaculatory ductso Ureteric bud forming ureter, pelvis, calyces and collecting tubuleso Trigone of bladdero Appendix of epididymiso Vas deferenso Epididymiso Ejaculatory ductso Prostateo Seminal vesiclesIn females:o Posterior wall of female urethrao Ureteric budo Trigone of bladdero Paroophorono EpoophoronII. PARAMESONEPHRICMULLERIAN DUCTmain genital duct in femalesIn females:o Fallopian tubeso Uteruso Upper 34 of vaginaIn males:o Appendix of testiso Prostatic utricleo The urinary bladder except the trigone, the lower 14 of the vagina and the distal part of mate urethra are derived from the urogenital sinus which is endodermal in origin. The above two ducts are mesodermal in origin. 