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Tpy6a [65]
3 years ago
12

The distinction between protostomes and deuterostomes is based on

Biology
1 answer:
polet [3.4K]3 years ago
3 0
The distinction between protostomes and deuterostomes is based on differences in their embryological development. Protostomes develop their oral end from their first developmental opening, while deuterostomes have their oral end develop from the second opening on the dorsal surface. 
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