Somso Dna Double Helix Model, Each

Details:

Scale: 30x106:1. Section of b-dna double helix is based on data gained from x-ray diffraction studies. Clockwise double helix has 10.5 Base pairs per coil, equivalent to a passage height of about 3.4 Nm. Structure correlates closely with the model of dna developed by watson and crick in 1953. In 1 piece; mounted on a rotating stand with green base. Size, 7 x 7 x 16-1/2" h.