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प्रश्न
Give a biological explanation for the following.
The placenta is an important structure for the development of a foetus.
लघु उत्तर
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उत्तर
- It supplies oxygen and nutrients from the mother to the foetus.
- It removes carbon dioxide and metabolic wastes from the foetus to the mother’s blood.
- It also secretes hormones that help maintain pregnancy.
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