Biology, 20.06.2020 00:57 malakabdulah5792

A. The sponge relies on simple diffusion of water through the pores in the sides of his body to bring plankton to cells in the interior. B. Flagellated collar cells actively move water through the pores, which increases the rate of plankton and oxygen flow to all cells inside and out.

C. Epidermal cells absorb plankton and oxygen floating in the external environment, and then pass these nutrients to cells in the interior.

D. The large cavity at the top of the sponge provides an access point for plankton and oxygen to move from the external environment into the interior to nourish cells.

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A. The sponge relies on simple diffusion of water through the pores in the sides of his body to bri

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