DNA.
guanine
yes it is
Adenine, thymine, cytosine, guanine.
In DNA adenine to thymine cydesine to guanine In RNA adenine to uracyl cydesine to guanine
Chemistry in the Kitchen: Cooking with Liquid Nitrogen
Learn about Liquid Nitrogen Ice Cream
Learn about The Nitrogen Cycle
How to Make Ice Cream Gelato using Liquid Nitrogen