London, United Kingdom
Photograph - Photograph
Diatoms. Coloured scanning electron micrograph (SEM) of unidentified diatoms. These microscopic, single-celled algae possess rigid and finely- sculpted cell walls known as frustules. Diatoms are photosynthetic and aquatic, being found in both marine and freshwater habitats. Magnification x270 at 6x7cm size.
May 10th, 2013
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