Model showing life like sculpting and vibrant hand painting faithfully portray ten organ systemsr, with numbered features. Molded of non breakable plastic base, bull frog lifts off its plastic stand for hands on study
Model shows the transverse and longitudinal section of a dicotyledonous stem in which case the cambium ring has been formed but no secondary growth has taken place.
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