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JIPMER2017ZoologyHuman Reproduction

Gastrula is the embryonic stage in which

Options

  1. Acleavage occurs
  2. Bblastocoel forms
  3. Cgerminal layers form
  4. Dvilli form

Correct answer

C. germinal layers form

Step-by-step solution

Transformation of the blastocyst into gastrula with primary germ layers by rearrangement of the cells is called gastrulation. In all the triploblastic animals three germ layers-ectoderm, mesoderm and endoderm are formed by characteristic morphogenetic movements.

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