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2007-10-02 09:36:28 · 1 answers · asked by Terri L 2 in Science & Mathematics Biology

1 answers

Depends on the organism, in triploblastic animals (which are the higher organisms, including humans, and form 3 germ cell layers during embryogenesis), the gastrula stage has endoderm, mesoderm and ectoderm which develop into all the tissues of the body. Diploblastic animals form 2 layers (ectoderm and endoderm).

2007-10-02 09:50:24 · answer #1 · answered by N E 7 · 0 0

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