How does tansportaton take place in sponges
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how does transportation of materials take place in sponges and hydra ???? ... Sponges have water transport system or canal system that helps in transportation of materials. The water enters the body cavity through tiny pores on body called ostia and goes out from the pores called osculum.
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Sponges are made of four simple and independent cells. The first are the collar cells, which line the canals in the interior of the sponge. Flagella are attached to the ends of the cells and they help pump water through the sponge's body. ... They carry out functions of the sponge and help transport nutrients.
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