development of the tadpole.
The development of the tadpole. Consisting of 15 individual models showing the development of a fertilised frog’s egg to a tadpole. A production of Ziegler models after Prof. Ecker. Enlarged approx 50 times. Diameter of a natural egg approx. 1.5 mm. A. Stages of division (9 models), B. Stages in the formation of the nuclear membrane (2 models), C. Formation of the neural channel (2 models), D. Development of the tapole (2 models). Each model individually mounted on a stand with base and in one piece. The models are 9,5 cm high and in perfect condition