Red blood cells. Coloured scanning electron micrograph (SEM) of red blood cells (erythrocytes) on a razor blade. Magnification: x3,700 when printed at 10 centimetres tall | |
Lizenzart: | Lizenzfrei |
Credit: | Science Photo Library / Gschmeissner, Steve |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |