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copper wire (1 meter)
Included: This life size model depicts the female human pelvis in median section with a fetus in the 32nd week of pregnancy
Products that fall under this regulation will be placed on hold until documentation is received
and using the proof plane to investigate the distribution of charges on conductors
DNA Molecular Anatomy Model copper wire (1 meter)This 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
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