Easy to construct the three dimensional model of DNA. Emphasizing the base pair sequence and function of DNA, the sturdy, colorful bases snap together in the correct sequence, and the pairs attach to a center rod representing hydrogen bonds.
Three dimensional model showing electron microscopic structure. Organs like nucleus, Nucleolus, endoplasmic reticulum, mitochondria, ribosomes respectively polysomes and golgi apparatus. Showing centrioles, lysosomes and vacuoles.
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