Differential interference contrast (DIC) light micrograph of a diatom Fragilaria crotonensis. Diatoms are a type of algae and form a significant portion of the Earth's biomass, generating about 20 to 50 per cent of the oxygen produced on the planet each year. Magnification: x450 when printed at 10 centimetres wide at its longest edge. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / HAKAN KVARNSTROM |
Taille de l’image : | 5643 px × 3762 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |