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son4ous [18]
3 years ago
5

Explain why cnidarians are considered more "advanced" than poriferans.

Biology
1 answer:
Paladinen [302]3 years ago
3 0

Answer:

Cnidarians represent a more complex level of organization than Porifera. They possess outer and inner tissue layers that sandwich a noncellular mesoglea. Cnidarians possess a well-formed digestive system and carry out extracellular digestion.

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