What is placenta? Explain the structure and functions of placenta?
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The placenta is defined as an organ that develops during pregnancy in mammals. The placenta provides oxygen and nutrients to the growing fetus in the uterus of the mother.
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Placenta is a disc shaped structure which develops in the uterus of a woman in the first week of pregnancy to nourish the embryo/foetus
it collects the waste material from the body of embryo and supplies oxygen to the embryo through blood vessels
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