Illustration of the structure of a chromosome and its location in the cell nucleus. Chromosomes are composed of DNA (deoxyribonucleic acid) in the shape of a double helix. At the ends of chromosomes are telomeres that protect the genetic material and play a role in cell aging. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Schroeder, Monica |
Taille de l’image : | 4200 px × 2989 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |