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.
Science BioSigns Animal Cell Model, Hands-on interactive 14-piece model teaches about cell membranes and mitochondria, Provides a magnified and cross-sectioned detailing of an Animal Cell, Includes Guide
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.