Biokit for 10 students in cardboard box. With these exercise models, the students reproduce all the processes that take place during mitosis and meiosis. Also, crossing over and chromosome aberrations. The centromeres are rod magnets Contents: 600 colored stick beads, 20 magnet centromeres, 20 centrioles, thread, Tesafilm, 5 plastic bags, various. Exercise blocks. Teacher Info Images: (no product image available)