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Ships within 48 hours · Estimated delivery Sep 6 - Sep 11
Each square piece measures 7
20 x counters
copper wire (1 meter)
This is the perfect gift for an enterprising student
Included: This life size model depicts the female human pelvis in median section with a fetus in the 32nd week of pregnancy
DNA Molecular Anatomy Model Each square piece measures 7This 22 layer 11 layer model (two complete turns of the double helix) is designed for self assembly, with the double helix structure becoming self evident as the model is constructed. Components include color coded bases (G, C, A and T), deoxyribose and phosphate groups. Structural details include the major groove minor groove of the double helix, and correct representation of the hydrogen bonds between the bases, G+C and A+T. The model may be
