| Enzymes, animation. Enzymes help chemical and biochemical reactions take place without being used up in the reaction. | |
| Licence : | Libre de droits |
| Crédit : | Science Photo Library / DESIGN CELLS |
| Model Release : | Non requis |
| Property release : | Non requis |
| Durée : | 16 Secondes |
| Aspect ratio : | 16/9 |
| Restrictions : | - |