They are supported by a skeleton made up of the protein collagen and spicules, which may be calcareous or siliceous, depending on the group of sponges examined. Skeletal elements, choanocytes, and other cells are imbedded in a gelatinous matrix called mesohyl or mesoglea
The kitchen. Porifera are sponges.
Yes, the phylum porifera contain some of the oldest organisms because they are formed from fossilized, tiny sea organisms which were the precursors to modern life.
In the bathroom, kitchen or utility closet - Phylum Porifera consists of sponges.
Porifera are sponges.
phylum porifera are sponges.
air
The common cleaning sponge.
Porifera is about the invertebrate animals i.e sponges
Individuals in the phylum porifera are asymmetrical.
No. Porifera is a nonvertebrate phylum which includes sponges.
Obviously the fact that when a porifera farts it is odorless. That is a talent that only porifera and John Travolta have.
give me some example of porifera a natural or "kitchen" or "bath" sponge