The embryo receives nutrition from the mother’s blood through a special tissue called the placenta. The placenta is a disc embedded in the uterine wall, containing villi on the embryo’s side. These villi interact with blood spaces on the mother’s ...
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Som Parkash
Asked: In: Class 10 Science
Som Parkash
Asked: In: Class 10 Science
Som Parkash
Asked: In: Class 10 Science
Som Parkash
Asked: In: Class 10 Science
Som Parkash
Asked: In: Class 10 Science