1642 - DNA Structure Model

Size: length not less than 50 cm, diameter about 20 cm. The model represents a greatly enlarged twist of the deoxyribonucleic acid spiral. Made of plastic. Mounted on a stand. The model is detachable. The following symbols are used on the model: phosphate residue – P, red color; white pentagon – deoxyribose – D; colored polygons – nitrogenous bases adenine (A), thymine (T), guanine (G), cytosine (C); The shapes used are conventional.