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Examples of guanine in a Sentence
Recent Examples on the Web
Each bead is one of four different nucleotides: adenine, thymine, cytosine, or guanine, which biologists refer to by the letters A, T, C, and G. Strings of these nucleotides encode the building instructions and control switches for proteins and other molecules that do the work of maintaining life.
—Michael C. Schatz, IEEE Spectrum, 27 June 2013
The key shows the universal elements (hydrogen, oxygen, carbon and nitrogen), the four bases of the DNA molecule (adenine, cytosine, guanine and thymine) with their molecular structure, where they’re placed in the DNA double helix, and how genes are arranged on a chromosome.
—New Atlas, 19 Sep. 2024
Agilent developed a way to print strands of DNA from the four nucleic acid bases—cytosine (C), guanine (G), adenine (A), and thymine (T).
—Phillip W. Barth, IEEE Spectrum, 25 Mar. 2024
In the double helix of DNA, the four types of bases in the opposing strands are paired, with guanine (G) bound to cytosine (C) and thymine (T) bound to adenine (A).
—Dan Samorodnitsky, Quanta Magazine, 17 Jan. 2024
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Word History
Etymology
guano + -ine; from its being found especially in guano
First Known Use
1850, in the meaning defined above
Dictionary Entries Near guanine
Cite this Entry
“Guanine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/guanine. Accessed 21 Dec. 2024.
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Britannica.com: Encyclopedia article about guanine
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