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What is Primordial Germ cell develops from? and explain in detail?
ANSWER: (C) Yolk sacREF: Embryology by Ramesh Mathur,Meenakshi Mehta page-38, Color atlas of embryology by Ulrich Drews page 15"In mammalian embryo, including man, the primordial germ cells apparently arise from the en do dermal layer near the yolk sac"'Germ cells arise in the embryonic yolk sac, differentiate in the gonads and pass on the genome as gametes"