Model-Heart two parts, 100cm tall, Communicate the basics of heart anatomy to beginning biology students, Colorful and durable, features both external and internal components, including valves, two-piece model is mounted on a stand and can be removed for up-close study
Amoeba proteus, enlarged approximately 1000 times. In a small pseudopodium which can be opened up showing the structure after electron microscopic magnification. On a base with explanatory notes. Separates into 2 parts