why Inner lining of uterus thickens every month and is richly supplied with
blood vessels.
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5
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After fertilization, the lining of the uterus gets thickened and is richly supplied with blood vessels to nourish the growing embryo. The embryo gets nutrition from the mother's blood with the help of a special tissue connection called placenta. It is embedded in the uterine wall.
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Explanation:
After fertilization, the lining of the uterus gets thickened and is richly supplied with blood vessels to nourish the growing embryo. The embryo gets nutrition from the mother's blood with the help of a special tissue connection called placenta. It is embedded in the uterine wall.
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