myrakhan777 myrakhan777
  • 20-04-2020
  • Biology
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describe the skeleton of sponges

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Llack
Llack Llack
  • 20-04-2020

Answer:

Sponges have an internal skeleton that gives them support and protection. ... A sponge endoskeleton consists of short, sharp rods called spicules, Spicules are made of silica, calcium carbonate, or spongin, a tough protein. They grow from specialized cells in the body of the sponge.

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