| Adenine (A,Adenine) purine nucleobase molecule. Base present in DNA and RNA. Stylized skeletal formula (chemical structure). Atoms are shown as color-coded circles: hydrogen (hidden),carbon (grey),nitrogen (blue) | |
| Licence : | Libre de droits |
| Crédit: | Science Photo Library / Molekuul |
| Model Release : | Non requis |
| Property Release : | Non requis |
| Restrictions : | - |