Explain the fate of inner cell mass in a human embryo immediately after implantation?
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- Immediately after implantation, the inner cell mass of the embryo differentiates into an outer layer, called ectoderm and an inner layer, called endoderm.
- A middle layer called, mesoderm appears between the ectoderm and the endoderm.
- These three germ layers give rise to all the tissues/ organs in adults.
- Certain cells remain as stem cells.
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