In Which Type Of Animals Does The Placenta Exist What Is Its Main Function

In Which Type Of Animals Does The Placenta Exist What Is Its Main Function


  • 20 Jan, 2012

    True placenta is present in placental mammals.The placenta is formed from the chorion of the embryo and from the mother?s endometrium. Its main function is to allow the exchange of substances between the fetus and the mother?s body.Image Diversity: placenta placental mammals

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