Do sponges have organs?

Sponges don't have internal organs. They don't have muscles, a nervous ... murky waters formed by currents. The murky waters may often clog the pores on the sponges so the sponge cannot get its nutrition and oxygen to survive. ... These bacteria are believed to be able to do many things. read more

Sponges have no nervous system or organs like most animals do. This means they don't have eyes, ears or the ability to physically feel anything. However, they do have specialized cells that carry out different functions within their bodies. read more

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Sponges have cellular-level organization which means that their cells are specialized so that the different cells perform different functions, but similar cells are not organized into tissues and bodies are a sort of loose aggregation of different kinds of cells. Hope it helps. read more