| Urocanic acid molecule. Breakdown product of histidine. Stylized skeletal formula (chemical structure): Atoms are shown as color-coded circles connected by thin bonds, on a white background: hydrogen (hidden), carbon (grey), oxygen (red), nitrogen (blue). | |
| Licence : | Droits gérés |
| Crédit: | Science Photo Library / Molekuul |
| Taille de l’image : | 6827 px × 5120 px |
| Model Release : | Non requis |
| Property Release : | Non requis |
| Restrictions : | - |