In placental mammals embryo is attached to its mother special organ placenta developed from the? A. Uterus B. Wall of uterus C. Vagina D. Ovary Right Answer: B. Wall of uterus Share : December 26, 2017 Hassan Ali Biology Total 0 Votes: 0 0 Tell us how can we improve this Mcqs? Captcha: + = Verify Human or Spambot ? Related Mcqs Check Below -Double fertilization in the characteristics feature of?A ballon catheter is used to open up a closed coronary artery is known as?Which of the following statement is not true about thylakoids membranes?