Guanine definition
A purine base, C5 H5 ON5 , that is an essential constituent of both RNA and DNA.
noun
A crystalline purine base, C5H5N5O, contained in the nucleic acids of all tissue: it links with cytosine in the DNA structure.
noun
A purine base, C5 H5 ON5 , that is an essential constituent of both RNA and DNA.
noun
A purine base that is a component of DNA and RNA, forming a base pair with cytosine. It also occurs in guano, fish scales, sugar beets, and other natural materials. Chemical formula: C5H5ON5.
Other Word Forms
Noun
Singular:
guanine
Plural:
guaninesOrigin of guanine
- From guano in which it is found
From American Heritage Dictionary of the English Language, 5th Edition
- From guano + -ine.
From Wiktionary