Diatom cell wall. Coloured scanning electron micrograph (SEM) of the pattern of small holes,called striae,in the cell wall of a diatom alga. A diatom is a planktonic unicellular alga that has silica in its cell wall (frustule). Diatoms are photosynthetic,and they are found in both marine and freshwater environments | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Gschmeissner, Steve |
Bildgröße: | 2900 px × 2174 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |