Biology
Biology, 06.10.2019 22:00, fatheadd2007

Sponges, members of the porifera, might be the simplest multicellular animals on earth. they do not have any tissues, organs, or organ systems. in order for sponges to have evolved, what must have happened first?

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Sponges, members of the porifera, might be the simplest multicellular animals on earth. they do not...

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