How does porifera breathe?

Answer 1

First of all, porifera do not breathe: they respire. Oxygen diffuses through the cells

Answer 2

Porifera do not breathe. A porifera respire and use oxygen that diffuses through the cells. The oxygen moves from the water to the sponge.

Answer 3

The gas exchange in sponges happens by diffusion from the exterior to the cells that absorb molecular oxygen and liberate carbon dioxide.

Answer 4

Sponges do not have a specific respiratory system. The water flow system supports this function. Sponge cells absorb oxygen from water by difusion.

Answer 5

I don't now