DNA polymerase

noun

any of a class of enzymes involved in the synthesis of deoxyribonucleic acid from its deoxyribonucleoside triphosphate precursors.

DNA polymerase

Any of various enzymes that function in the replication and repair of DNA by catalyzing the linking of nucleotides in a specific order, using single-stranded DNA as a template.

DNA polymerase

An enzyme that assembles new DNA by copying an existing strand.

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Word History and Origins

Origin of DNA polymerase¹

First recorded in 1960–65; polymer + -ase

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Example Sentences

Examples have not been reviewed.

Subsequent work suggested that the backsliding and repair machinery had to work quickly and dissipate, or it might collide with DNA polymerase to cause cell-death-inducing breaks in DNA chains.

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To do so, a molecular machine called DNA polymerase ticks down the DNA chain, reading and making a copy of each gene one by one.

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There is a recursion here that is worth noting: like all proteins, DNA polymerase, the enzyme that enables DNA to replicate, is itself the product of a gene.*

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This technique, developed in the 1980s, uses the ability of DNA polymerase chains to synthesize new strands and make billions of copies of the sequences that are unique to the virus.

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Using ϕ29 DNA polymerase proved to be much more efficient: the technique was called multiple displacement amplification.

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DNA microarray DNA probe

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