Cyanobacteria strands. Coloured scanning electron micrograph (SEM) of the cyanobacterium Nostoc sp. criss-crossing the surface of a small rock. Nostoc is a filamentous organism that has the ability to fix atmospheric nitrogen,thereby playing a major role in soil fertility. It has a wide distribution and is commonly found in soil,on mud,rocks or other plants. It also forms the partner of a number of lichens. Cyanobacteria were among the first forms of life | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Burgess, Dr. Jeremy |
Bildgröße: | 5097 px × 3742 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |