Cytosine
From Eterna Wiki
![](/w/images/thumb/Cytosine.png/300px-Cytosine.png)
A single Cytosine Nucleotide floating in phase space on the eteRNA console
Cytosine, abbreviated C, is a pyrimidine base. It appears green in EteRNA. Cytosine pairs with guanine. Under some conditions, it is suspected that Cytosine may spontaneously mutate to Uracil, possibly disrupting previously held bonds.