| 单词 | restriction enzyme |
| 释义 | restriction enzyme (once / 2954828 pages) n WORD FAMILY restriction enzyme USAGE EXAMPLESHindII was the first restriction enzyme, an enzyme that cuts DNA at a specific sequence. Nature(Feb 29, 2012) If you cut two pieces of DNA with the same restriction enzyme, you can paste them together. Nature(Feb 29, 2012) Biologist Craig Venter and a group of scientists that included Hamilton Smith — the discoverer of the first restriction enzyme — did just that in 2010. Nature(Feb 29, 2012) n any of the enzymes that cut nucleic acid at specific restriction sites and produce restriction fragments; obtained from bacteria (where they cripple viral invaders); used in recombinant DNA technology Syn|Hyper restriction endonuclease, restriction nuclease endonuclease a nuclease that cleaves nucleic acids at interior bonds and so produces fragments of various sizes |
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