Biotin, vitamin B7, is a cofactor for several carboxylase enzymes involved in fatty acid biosynthesis, amino acid metabolism and glucogenesis. Biotin is the catalyst for carbon dioxide transfer reactions. Atoms are represented as spheres and are colour-coded: carbon (black), hydrogen (white), nitrogen (blue), oxygen (red) and sulphur (yellow). | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / GREG WILLIAMS |
Taille de l’image : | 6300 px × 4200 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |