Sponges are filter feeders. This means that they pull water through their bodies and eat whatever they can filter out of it. The more folds and spaces that a sponge has, the more spaces there are for it to filter. This is the reason that sponge bodies are full of holes and spaces.
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A barrel sponge is a large brown sponge, Latin name Xestospongia testudinaria, from the waters of Australia and the Indian Ocean.
a large beaker and sponge
The large opening at the top of the sponge, where water leaves, is called the osculum. It is responsible for expelling the water and waste products from the sponge's body.
The scientific or taxonomic name would be Xestospongia muta.
The endoplasmic reticulum is a network of membrane- covered channels that look like a fold of a fan or accordion. Being folded means the endoplasmic reticulum has a large surfaced area in a small space.
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sponge bod square pants
Proteins are the type of macromolecules made of amino acids. Each protein is a chain of amino acids folded into a specific three-dimensional structure that determines its function.
A mexican style dish similar to a taco as it is folded like a taco but also bears resemblance to a burrito but is too large to be folded as a burrito... also see blivett
usually the sponge feeds by inserting the penis into the mouth region therefor excreting large amounts of semen into the sponges self
Top opening of a sponge is called osculum . it is used to expel water out .