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What is Embroyo develops from ? and explain in detail?
Ans. is'a'i.e., Inner cell mass[Ref Textbook of embryology p. 24)As the morula enters the uterine cavity, uterine fluid diffuses through zona pellucida and fills small intercellular gaps between blastomeres, and morula is conveed to blastocyst.Embryoblast :A group of centrally located cells of inner cell mass and later give rise to tissues of the embryo proper.