During blastula there will be two germ layers 1)ectoderm
2)endoderm, after gastrulation , there will be three germ layers 1)
Ectoderm 2) Endoderm 3) Mesoderm
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No they do not. I am not certain as to whether they have 0 or 2
germ layers but it is one of the two.
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They have two layers the endoderm and ectoderm.
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Dinosaurs - 1991 Germ Warfare 3-6 was released on: