State the role of (a) placenta and (b) umbilical cord in the development of the foetus
State the role of (a) placenta and (b) umbilical cord in the development of the foetus
Harshit Singh , 3 Years ago
Grade 12th pass
10 grade science> State the role of (a) placenta and (b) um...
1 AnswersPawan Prajapati
Last Activity: 3 Years ago
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