Dictionary

guanine

guanine

noun gua·nine \ˈgwä-ˌnēn\

Definition of GUANINE

:  a purine base C5H5N5O that codes genetic information in the polynucleotide chain of DNA or RNA — compare adenine, cytosine, thymine, uracil

Origin of GUANINE

guano + -ine; from its being found especially in guano
First Known Use: 1850

guanine

noun gua·nine \ˈgwän-ˌēn\   (Medical Dictionary)

Medical Definition of GUANINE

:  a purine base C5H5N5O that codes genetic information in the polynucleotide chain of DNA or RNA—compare adenine, cytosine, thymine, uracil

Illustration of GUANINE

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