DNA

Blue Faery: The Adrienne Wilson Liver Cancer Association

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DNA

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Nucleic acids that are the molecular basis of heredity, are localized especially in cell nuclei, and are constructed of a double helix. DNA determines the structure, function, and behavior of the cell. DNA is held together by weak hydrogen bonds between purine and pyrimidine bases. These bases are adenine, guanine, cytosine, and thymine.

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