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Product Details
Teach the primary and secondary structure of DNA with this durable, attractive model. Colorful pieces reveal the polymeric nature of DNA, including base pairs, phosphate ester linkages, and ribose units. Adenine and thymine bases are attached by 2 pegs to model their 2 hydrogen bonds; 3 pegs link cytosine and guanine base pairs. Model even shows major and minor grooves. Size, 18" H.
If for any reason you are not satisfied with this item, it is eligible for a return, exchange, refund, or credit up to 180 days from date of purchase. Restrictions may apply. Returns & Exchanges Policy.
