Activity & Learning Toys

3D Modeling Teaching Model, Removable Protein Secondary Structure Model, Classroom Demonstration, Biology Teaching Aid, for Scientific Experiment, Removerable Biology  √ Hydrogen bonds can be disassembled and recombined to form different conformations. Extended peptide bonds can be used to represent folded and other conformations √ When repacking into a helix, the eight peptide bond planes must be coiled into a... 3D Modeling Teaching Model, Removable Protein Secondary Structure Model, Classroom Demonstration, Biology Teaching Aid, for Scientific Experiment, Removerable Biology