"Cephalization" means that the animal has a defined "head" region in which there is a lot of nervous tissue (such as the brain in humans). Sponges are not cephalized because they do not have defined...
Water is brought through cilia-lined pores into the hollow cavity of the sponge. As water passes through the pores, the cilia trap oxygen to breathe
to clean and soak up water you can clean your cars and windows and toilets etc and they can hold a good amount of water.
Cleaning, Washing
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