The difference between Guanine and Nucleobase

When used as nouns, guanine means a substance first obtained from guano, whereas nucleobase means the base of a nucleic acid, such as thymine, uracil, adenine, cytosine and guanine.


check bellow for the other definitions of Guanine and Nucleobase

  1. Guanine as a noun (chemistry):

    A substance first obtained from guano; it is a nucleic base and pairs with cytosine in DNA and RNA (by means of three hydrogen bonds).

  1. Nucleobase as a noun (biochemistry):

    The base of a nucleic acid, such as thymine, uracil, adenine, cytosine and guanine.