adenine

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The researchers detected hydrogen cyanide molecules in disks circling 30 percent of the the sun-like stars, may drive a higher production of the hydrogen cyanide Prebiotic molecules, such as adenine, are thought to have rained down to our young planet via meteorites that crashed on the surface.

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Definitions (2)

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  1. noun A purine base, C5H5N5, that is the constituent involved in base pairing with thymine in DNA and with uracil in RNA.

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Examples (50)

  • A lot of the DNA was poly-A -- adenine bases repeated for huge spans. —  F ;SF; - vol 086 issue 02 - February 1994
  • The quantity of adenine, I learned, was increased above the other nucleotides, hence more adenosine triphosphate and hence higher energy conversion in the phosphate group You do see that, don't you Hm-m-m Most people don't Hm-m-m He rummaged in a drawer and pulled out a wooden box, opening it and removing a microscope slide. —  Analog July, 1974
  • The building blocks of DNA-adenine (A), guanine (G), cytosine (C) and thiamine (T) are not easy chemicals to artificially synthesize into chromosomes. —  Biosingularity
  • The riboswitch Block's team studied grabbed onto a molecule called adenine, the nucleic acid dubbed "A." —  Biosingularity
  • Whenever the riboswitch gripped a free-floating adenine, a gene that makes a protein crucial to adenine production stopped working correctly. —  Biosingularity
 

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