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单词 adenine
释义

WordReference Random House Unabridged Dictionary of American English © 2024
ad•e•nine  (adn in, -ēn′, -īn′),USA pronunciation n. 
  1. Biochemistrya purine base, C5H5N5, 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
  • German Adenin; see aden-, -ine2
  • 1880–85

Collins Concise English Dictionary © HarperCollins Publishers::
adenine /ˈædənɪn -ˌniːn -ˌnaɪn/ n
  1. a purine base present in tissues of all living organisms as a constituent of the nucleic acids DNA and RNA and of certain coenzymes; 6-aminopurine. Formula: C5H5N5; melting pt: 360–365°C
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