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प्रश्न
What do you mean by the term triploblastic animals? Give two example.
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उत्तर
Triploblastic animals are those which have three germ layers in the embryo. The outer layer is called ectoderm, the inner layer is called endoderm and the middle layer is called mesoderm.
Examples: Animals of phylum Ctenophora, such as comb jelly and Venus's girdle.
Animals of phylum Platyhelmithes, such as Planaria and blood fluke.
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