| 单词 | topoisomerases | 
| 释义 | topoisomerases [¦tä·pō·ī`säm·ǝ´rās·ǝz]  BIOCHEMISTRY Any of a group of enzymes capable of relaxing, unwinding, unpackaging, or changing the degree of supercoiling of deoxyribonucleic acid fiber.  | 
	
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