Diatom. Scanning electron micrograph (SEM) of a Triceratium sp. diatom. This is a planktonic unicellular alga. It has a mineralised cell wall (frustule) divided into two halves. The frustule contains silica and provides protection and support. Magnification: x2000 when printed 10cm wide. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Gschmeissner, Steve |
Taille de l’image : | 4825 px × 3622 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |