Light micrograph of Spirogyra sp. , a freshwater filamentous green alga. Microscopic contrast method: Epi-Fluorescence, blue excitation to show the spiral chloroplasts in red auto-fluorescence. Magnification x360 when printed at 10 centimetres width. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Fox, Frank |
Taille de l’image : | 5616 px × 3744 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |