Biology, asked by reshmi4, 1 year ago

What are the skeletons of sponges called?

Answers

Answered by CuteSwapna
1
The skeleton of sponges are spongin.

Hope it helps you....
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Answered by ayaanarora
1
Some spicules are formed of the mineralized substances calcium carbonate and silica, while others are made of an organic substance called spongin. 
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