DNA molecule shadow,computer artwork. DNA (deoxyribonucleic acid) is composed of two strands twisted into a double helix. Each strand consists of a sugar-phosphate backbone attached to nucleotide bases (lines between backbones). There are four different bases: guanine,cytosine,thymine and adenine. DNA contains sections called genes,which encode the body's genetic information | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Saurer, Friedrich |
Bildgröße: | 4500 px × 4514 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |