Texts: 1. List two "firsts" that the sponge can claim that define all animals. 2.
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Step 1
A sponge is a simple multicellular organism that belongs to the phylum Porifera. It is sessile, meaning it is attached to a surface and does not move. Sponges are filter feeders, meaning they obtain food by filtering water through their bodies. Step 2: Identify Show more…
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