London, United Kingdom
Photograph - Photograph
Diatom, coloured scanning electron micrograph (SEM). Diatoms are a major group of eukaryotic algae, and are one of the most common types of phytoplankton. A characteristic feature of diatom cells is that they are encased within a unique cell wall made of silica (hydrated silicon dioxide) called a frustule. Magnification x800 when printed at 10 centimetres wide.
May 6th, 2013
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