| 单词 | purine |
| 释义 | purine (once / 422119 pages) n WORD FAMILY purine: purines USAGE EXAMPLESBut this route hasn’t been shown to give rise to adenine or guanine, RNA’s purine building blocks. Science Magazine(May 12, 2016) Neither phosphorus atoms nor the purine and pyrimidine bases were on hand. James D. Watson, Double Helix(1968) Intracellular bodies composed of purine biosynthetic enzymes exhibit an mTOR-mediated association with mitochondria. Science Magazine(Feb 11, 2016) 1n a colorless crystalline organic base containing nitrogen; the parent compound of various biologically important substances Hyper alkali, base any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water 2n any of several bases that are derivatives of purine Hypo|Hyper A, adenine (biochemistry) purine base found in DNA and RNA; pairs with thymine in DNA and with uracil in RNA G, guaninea purine base found in DNA and RNA; pairs with cytosine alkali, base any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water |
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