Guanine (Noun)
Meaning
A purine base found in DNA and RNA; pairs with cytosine.
Classification
Nouns denoting substances.
Examples
- Guanine is one of the four nucleobases in the nucleic acid of DNA and RNA.
- In the DNA double helix, guanine always pairs with cytosine via three hydrogen bonds.
- The molecule guanine is a planar structure composed of a pyrimidine ring fused to an imidazole ring.
- Guanine is a purine base commonly found in both DNA and RNA, which plays a crucial role in the structure and function of the genome.
- The base pairing of guanine with cytosine is one of the fundamental principles of molecular biology and the genetic code.