Question

blastopere is only made a mouth or anus or both ​

Answer 1

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$⟹$Both :-

In protostome development, the first opening in development, the blastopore, becomes the animal's mouth. In deuterostome development, the blastopore becomes the animal's anus.

Answer 2

animal often from either mouth or the anus from an opening that appears in the early embryo which is called blastopere

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