London, United Kingdom
Diatom Alga, Sem
Photograph - Photograph
Diatom. Coloured scanning electron micrograph (SEM) of a Bacteriastrum delicatulum diatom. This is a marine planktonic unicellular alga. It has a mineralised cell wall (frustule) divided into two halves. The frustule contains silica and provides protection and support. The long legs" of this diatom may aid flotation. Magnification unknown."
May 7th, 2013
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