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Porifera

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11y ago
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1w ago

Porifera (sponges) is considered one of the most primitive phyla because they lack true tissues and organs, and exhibit a simple body plan without symmetry.

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Q: What phylum is most primitive?
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Which phylum contains the most primitive species of the animal kingdoms?

the phylum Porifera


Which phlylae is the goat in?

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