Nitrogen-fixing bacterium. Coloured scanning electron micrograph of the nitrogen-fixing bacterium Rhizobium leguminosarum. Living inside the roots of a plant,these bacteria release an enzyme,nitrogenase,which converts atmospheric nitrogen into a usable organic form - something the plant cannot do for itself. Magnification: x9500 at 6x4.5cm size | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Power And Syred |
Taille de l’image : | 4881 px × 3665 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |