Encyclopedia > Spicule

Article Content

Spicule

Spicules are skeletal structures of sponges that aid in supporting them. These are mostly calcareous, made of calcium carbonate. Spicules are varied in structure.

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

Photosynthesis

... with many important intermediates. Photosynthesis has two distinct stages, called the light reaction and carbon fixation[?], which typically occurs via the Calvin ...