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Diatoms Large and Small

Category: Evolution

Diatoms are algae with hard parts. They make up a major part of the plankton found in fresh and salt water environments. Usually, diatoms exist as single celled free floating organisms, but they can also be colonies of several single cells. Their tiny little 'shells'...

Posted by Greg Laden at 4:26 PM • 7 Comments • 0 TrackBacks

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