Give significance: Gastrulation. - Vidyadip

Question

Give significance: Gastrulation.

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Answer

Due to the process of gastrulation, three germinal layers, viz. ectoderm, mesoderm and endoderm are formed.
Cells of embryonal knob become embryonic disc which develop into embryo due to gastrulation.
Gastrulation is necessary for the formation of amniotic cavity which is filled with amniotic fluid.

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