Technology Supplies Ltd Biology General

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	Heart Model Functioning Ref: 280-246 Functioning Heart & Circulation System - This amazing working model will bring your lecture to life! A complete schematic model of the human circulatory system with ‘blood’ (coloured water) that flows through the transparent veins, arteries, capillaries and heart chamber. This model’s special design portrays venous blood, a deep reddish purple and arterial blood, a bright red to give visual reinforcement to the oxygenation and deoxygenation of haemoglobin as it travels the body’s vascular network. Shows the work of the valves, contraction of the ventricles and the atriums. Made of plexiglass and silicon and mounted on a baseboard with support legs. It is also supplied with a teachers guide, red colour and syringe for refilling the system. £383.90(Excluding: VAT at 17.5%)


	Meiosis Model Ref: 280-240 Meiosis Model - Help explain individual human characteristics and genetic differences. Visualization and understanding of meiotic cell division are promoted through enlarged views of chromosomes, cytoplasm and chromatic and polar bodies. £93.10(Excluding: VAT at 17.5%)


	Mitosis Model Ref: 280-239 Mitosis Model - Illustrate somatic cell division with this informative model. Enlarged views detail five phases of mitosis. Includes: cytoplasm nucleus, nucleolus, chromatic threads, centrioles, aster, spindle, chromosomes and centromere. £93.10(Excluding: VAT at 17.5%)


	Plant & Animal Cells Ref: 280-241 Plant & Animal Cells - Students can explore plant and animal cell structures with these 8” diameter cell models. Teacher’s notebook includes: Background informationBasic understandingsBlackline masterTwo colour overhead transparenciesKey structureGlossary £115.00(Excluding: VAT at 17.5%)

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