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.
Model Functional Lung Apparatus, unique and easy-to-use model features parts that replicate the actions of respiration, Easy to Assemble, includes an acrylic bell jar, Y tube, two balloons, rubber diaphragm with a knob for ease of movement, and an instruction manual
Animal cell, enlarged 20000 times, in somso-plast*. The model shows the recently discovered principles of the delicate structure of an animal cell. in one piece, on a stand with base. height: 52 cm, width: 39 cm, depth: 26 cm, weight: 3.7 kg.
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