![](http://www.alamy.com/thumbs/6/C9499ED7-45A3-4683-AA1B-A00E46CBEE60/CTKX2J.jpg)
DNA double helix model made of beads
Size: 4001px × 2660px
Photo credit: © Martin Shields / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: acid, bases, beads, biology, biotechnology, deoxy, deoxyribonucleic, dna, double, genetics, helix, heredity, model, molecular, molecule, nitrogen, nucleic, phosphate, ribo, spiral, sugar, twist