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DNA Backbone ... The DNA backbone is a polymer with an alternating sugar-phosphate sequence. The deoxyribose sugars are joined at both the 3'-hydroxyl and 5'-hydroxyl groups to phosphate groups in ester links, also known as "phosphodiester" bonds. ... Structure of DNA Double Helix...
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www.blc.arizona.edu/Molecular_Graphics/DNA_Structure/DN...
www.blc.arizona.edu/Molecular_Graphics/DNA_Structure/DNA_Tutorial.HTML
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DNA (deoxyribonucleic acid) forms chains of genetic material organized into chromosomes. The linear structure of DNA arises as deoxyribose, the sugar in DNA, binds with phosphate at both its 3' and 5' ; (three prime and five prime) carbons. ... animated outline of DNA structure;
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www.johnkyrk.com/DNAanatomy.html
www.johnkyrk.com/DNAanatomy.html
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Working with nucleotide models made of wire, Watson and Crick attempted to put together the puzzle of DNA structure in such a way that their model would account for the variety of facts that they knew described the molecule.
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www.accessexcellence.org/AE/AEC/CC/DNA_structure.html
www.accessexcellence.org/AE/AEC/CC/DNA_structure.html
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Legend: Illustration of the double helical structure of the DNA molecule. ... The structure of DNA is illustrated by a right handed double helix, with about 10 nucleotide pairs per helical turn.
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www.accessexcellence.org/AB/GG/structure.html
www.accessexcellence.org/AB/GG/structure.html
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Someone else showed them Franklin’s photographs of DNA x-ray crystallography, and from her pictures, they were able to determine that the structure of DNA was organized into a double spiral or double helix.
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biology.clc.uc.edu/courses/bio104/dna.htm
biology.clc.uc.edu/courses/bio104/dna.htm
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DNA structure - Wikipedia, the free encyclopedia
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DNA structure shows a variety of forms, both double-stranded and single-stranded. The mechanical properties of DNA, which are directly related to its structure, are a significant problem for cells. E...
en.wikipedia.org/wiki/DNA_structure
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DNA is made of four simple building blocks, yet it contains all of the information necessary to build an organism. Segments of DNA called genes contain specific instructions that make each individual unique ... April 25th commemorates the discovery of the structure of DNA and the completion of the Human Genome Project.
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learn.genetics.utah.edu/content/begin/dna/
learn.genetics.utah.edu/content/begin/dna/
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