A text summary of the clickable map above, meant for web-crawlers and other automatic tools:
cytosine SAME AS citosina
cytosine pairs with guanine
cytosine part of DNA
cytosine part of RNA
cytosine part of C-G base pair
cytosine type of nitrogenous base
cytosine type of RNA nitrogenous base
cytosine type of DNA nitrogenous base