Which of the following is a true statement:
Ans. (d) Fertilization takes place in ampulaRef.: D.C. Dutta 8th ed. / 32-36, 7th ed. 121-22Option A-Placenta is formed by trophoblast which 1st appear at blastocyst stage, hence option A is wrong.Option B-Implantation takes place on 6th day.Option C-During initial weeks corpus leuteum surviaval is due to HCG, not due to LH.Option D-site of fertilization is ampulla.