Vaginal wall is derived from: (A) Endoderm, (B) Mesoderm, (C) Endoderm and mesoderm, (D) Ectoderm and mesoderm
Answer is C. The whole vagina epithelium is derived from the paramesonephric (Mullerian) duct with bone morphogenic protein 4 reshaping the intermediate mesoderm-derived Mullerian duct into the vaginalprimordium. Vaginal development is also under negative control of androgens. Ref - BDC 6e vol2 pg 395