adenine: Meaning and Definition of


Pronunciation: (ad'n-in, -ēn", -īn"), [key]
— n.
  1. a purine base, CHN, one of the fundamental components of nucleic acids, as DNA, in which it forms a base pair with thymine, and RNA, in which it pairs with uracil. Symbol: A
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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