Light micrograph of human sperm surounded by nucleus to give example of difference in size. Magnification: X 400 at 35mm size | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Walsh, John |
Taille de l’image : | 5044 px × 3484 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |