3b Scientific W19801 Dna Rna Model, 50cm Height New

US $28.54

United States
Jan 30th

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3B Scientific W19801 DNA RNA Model, 50cm Height Free Expedited Shipping Through Christmas! Return Policies We offer a 14 day return policy from checkout winning date. An RMA number is required for all returns. Message us for return instructions. Items returned without a RMA number will not be processed. Items defective upon receipt must be packaged in their retail packaging as if new and returned with a detailed description of the problem. Return shipping fees are not refundable. We reserve the right to decline any returns if the above guidelines are not followed. Features The small DNA-RNA model shows the double helix and how the molecules split at the centre of the base pairs Wooden base with support rod are included in the kit Height 50 cm Measures 7.9" x 11.8" x 0.2" Weighs 0.22 lbs Item Description The small DNA-RNA model shows the double helix and how the molecules split at the centre of the base pairs. The DNA-RNA model includes: 30 colored tubes (Guanine red, Cytosine green, Thymine blue, Adenine gray, Uracil white), 12 white two prong centre, which represents the hydrogen bond between the base pairs, 28 black trigonal atom centres which represent sugar, 25 red two prong atom centres, which represent phosphate groups, 50 yellow tubes that link the phosphate groups to the sugar rings, Wooden base with support rod are included in the kit. Details Manufacturer: 3B Scientific Item Dimensions Length: 11.6" Width: 8" Height: 1" Weight: 0.3 pounds Comunication If you have a problem or question regarding your transaction please contact us before leaving any type of feedback. We will work with you to resolve any problem you may have. Feedback Due to the large number of feedback we receive, our automated system will leave feedback for you as soon as we receive your payment. Shipping Our standard shipping service is free, your order will be processed within 3-4 business days after your payment. Transit time varies from 2-5 business days. Expedited shipping takes 2-3 business days. One Day shipping takes 1-2 business days and usually ships within 12 hours. We only ship within the continental USA, we do not ship to Alaska, Hawaii, Puerto Rico, APO addresses or any other USA territory. We only ship to the confirmed Paypal address. We reserve the right to cancel any order for any reason at any time. We are not responsible for undeliverable addresses.