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What is Formation of the Prochordal plate and the Primitive streak is seen at what age of Development? and explain in detail?
Age (in days)Developmental Events2Embryo is at two-cell stage3Morula is formed4Blastocyst is formed8Bilaminar disc is formed14Prochordal plate and primitive streak is seen16Intra-embryonic mesoderm is formed/disc is now three-layeredReference: Inderbir Singh Embryology; 10th edition; Page no: 57