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Phylum: Porifera. Freshwater Sponges. If this is what you are thinking about . . . . . . you’re not even close!. Spongilla encrusting on a rock. Skeleton: spongin and spicules. Examples of spicules. Asexual reproduction: Gemmules. SEM of gemmule showing micropyle.
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Phylum: Porifera Freshwater Sponges
If this is what you are thinking about . . . . . . you’re not even close!
Skeleton: spongin and spicules
Asexual reproduction: Gemmules SEM of gemmule showing micropyle