Build a DNA model of Adenine, Thymine, Cytosine and Guanine. Contents 12 packets each containing color-coded components: 12 Rivose centers, 12 Phosphate centers, 3 ea. of Adenine, Cytosine, Guanine, and Thymine bonds, 6 Hydrogen bonds, 24 connector bonds, 1 mounting stand, 50 student guides & 1 instruction. manual.
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