Estriol,molecular model. Sex hormone,one of the three main estrogens produced by the human body (estradiol,estriol and estrone). Atoms are represented as spheres and are colour-coded: carbon (grey),hydrogen (white) and oxygen (red) | |
Licence : | Libre de droits |
Crédit: | Science Photo Library / Laguna Design |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |