Essay on the Classification types and Function Placenta! Placenta is an organic connection between the foetus and uterine wall, for physiological exchange between foetus and mother’s blood. The placenta develops at the point of implantation. At first, the trophoblast cells absorb food and oxygen from the increasingly vascularised uterine lining. (more…)
Essay on the Classifications, Types and Functions of Placenta | Essay
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