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词汇 polymerase
释义 polymerase
noun[ U ]
 biology, chemistry specializeduk /pəˈlɪ.mər.eɪz/ us /pəˈlɪ.mər.eɪs/
an enzyme(= a chemical substance produced by living cells) that causes the production of a polymer (= a chemical substance consisting of large molecules made from many smaller and simpler molecules ): 聚合酶
To carry out its instructions, RNA must be decoded by an enzyme called polymerase.为了执行其指令,RNA必须被一种叫做聚合酶的酶解码。
See also
polymerase chain reaction
The technique uses the enzyme DNA polymerase to copy selected sequences over a million times.
It interrupts DNA synthesis and function by inhibiting DNA polymerase and incorporating into the DNA or RNA of the cell.
They attack HBV polymerase, an enzyme essential to the reproduction of the hepatitis B virus inside an infected cell.

Examples of polymerase


polymerase
An attempt to unify the structure of polymerases.
Thus, we have to assume convergent evolution for the two types of polymerases.
If polymerase-induced mutations are predominant, their distribution is a priori expected to be largely uniform across the amplicon.
An alternative strategy has been to use the polymerase complex isolated from virusinfected cells to screen for antiviral compounds.
Currently, nucleic acid synthesis inside the cell is a template-directed process catalysed by nucleic acid polymerases which constitute a group of very evolved molecules.
The active site of the polymerase is located at the base of the two pincers.
Nevertheless, the question remains of how such a thing could have developed in the absence of evolved 'tools ', such as polymerases.
The physical interaction that exists between the polymerase and its sliding clamp comprises the basis for the coupling of the polymerase to the sliding clamp.
The problem with these polymerases was that they were very sensitive to temperature and easily deactivated.
This hybridization initiates reconstruction by the polymerase of a single strand complementary to the unknown sequence (a).
Possibly the polymerase pauses during the replication when the nucleotide to be incorporated is at low concentration in the reaction mixture.
A rapid polymerase chain reactionbased assay characterizing rhizosphere populations of 2,4diacetylphloroglucinol-producing bacteria.
At each intergenic region, between 5 and 10% of the polymerase molecules detach from the template.
This suggests that specific cytoskeleton proteins are utilised by these different virus polymerases.
Following isolation, we used polymerase chain reaction in order to generate strain specific banding profiles of legionella isolates.
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
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