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单词 histone
释义

WordReference Random House Unabridged Dictionary of American English © 2024
his•tone  (histōn),USA pronunciation n. [Biochem.]
  1. Biochemistryany of a group of five small basic proteins, occurring in the nucleus of eukaryotic cells, that organize DNA strands into nucleosomes by forming molecular complexes around which the DNA winds.
  • hist- + -one 1880–85

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