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Guam
guan
guanaco
Guanajuato
Guangdong
Guangxi Zhuang
Guangzhou
guanidine
guanine
guano
guanosine
guanosine monophosphate
guanosine triphosphate
Guantanamo Bay
guanylic acid
Guaporé
guar
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guanine
gua·nine [ gw nn ]


noun 
Definition:
 
substance that codes genetic information: a purine derivative that is one of the four bases in DNA and RNA.
Symbol  G
[Mid-19th century. <guano]
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