Except endocrine function, what are the other functions of placenta.
The placenta facilitate the supply of oxygen and nutrients to the embryo and also removal of carbon dioxide and excretory/waste materials produced by the embryo. The placenta is connected to the embryo through an umbilical cord which helps in the transport of substances to and from the embryo.
Stem cell can give rise to/the
It is structural and functional unit between developing embryo (Foetus) and maternal body
Hormones secreted by the placenta to maintain pregnancy are
In Human beings, at the end of $12$ weeks (first trimester) of pregnancy, the following is observed
$A$ : Placenta is connected to the embryo through an umbilical cord which helps in the transport of substance to and from the embryo
$R$ : Placenta acts as an endocrine tissue