Nucleolus,coloured scanning electron micrograph (SEM). The nucleolus is responsible for producing components of ribosomes,the cell's protein-manufacturing organelles. It is located within the cell's nucleus. Seen here are DNA (deoxyribonucleic acid) and RNA (ribonucleic acid) molecules arranged into fibres | |
Licence : | Droits gérés |
Crédit: | Science Photo Library |
Taille de l’image : | 4387 px × 4012 px |
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