Red blood cells. Coloured scanning electron micrograph (SEM) of red blood cells (erythrocytes). These cells are carriers of oxygen and carbon dioxide. Their biconcave surface provides maximum surface area for the exchange of gases | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Deerinck, Thomas / NCMIR |
Taille de l’image : | 4712 px × 3732 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |