what does dna polymerase mean
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DNA polymerase There are DNA polymerases and RNA polymerases. DNA polymerases are those that are involved in template-directed synthesis of DNA from deoxyribonucleotide triphosphates. They are used to assemble DNA molecules by copying a template strand of DNA according to base-pairing interactions.
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RNA-dependent DNA polymerase Reverse transcriptase. Definition. noun. A DNA polymerase enzyme that catalyzes the process of reverse transcription. Supplement. Reverse transcriptase makes use of RNA molecule as a template for the synthesis of a complementary DNA strand.It is produced by HIV and other retroviruses in order for them to synthesize DNA from their viral RNA.everse transcriptase makes use of RNA molecule as a template for the synthesis of a complementary DNA strand. It is produced by HIV and other retroviruses in order for them to synthesize DNA from their viral RNA.
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What is DNA Polymerase? Every time a cell divides, DNA polymerase is required to help duplicate the cell’s DNA, so that a copy of the original DNA molecule can be passed to each of the daughter cells. In this way, genetic information is transmitted from generation to generation.
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DNA polymerase Every time a cell divides, DNA polymerase is required to help duplicate the cell’s DNA, so that a copy of the original DNA molecule can be passed to each of the daughter cells. In this way, genetic information is transmitted from generation to generation.he function of DNA polymerase is not quite perfect, with the enzyme making about one mistake for every billion base pairs copied. Error correction is a property of some, but not all, DNA polymerases. This process corrects mistakes in newly synthesized DNA.
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- Definition of DNA POLYMERASE. : any of several polymerases that promote replication or repair of DNA usually using single-stranded DNA as a template. ADVERTISEMENT.
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RNA polymerase A polymerase that catalyzes the synthesis of a complementary strand of RNA from a DNA template, or, in some viruses, from an RNA template.
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- Medical Definition of RNA POLYMERASE. : any of a group of enzymes that promote the synthesis of RNA using DNA or RNA as a template.ADVERTISEMENT. noun. : any of a group of enzymes that promote the synthesis of RNA using DNA or RNA as a template. Britannica.com: Encyclopedia article about RNA polymerase.noun. : any of a group of enzymes that promote the synthesis of RNA using DNA or RNA as a template. Britannica.com: Encyclopedia article about RNA polymerase. any of a group of enzymes that promote the synthesis of RNA using DNA or RNA as a template. ADVERTISEMENT. noun. : any of a group of enzymes that promote the synthesis of RNA using DNA or RNA as a template. Britannica.com: Encyclopedia article about RNA polymerase.
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RNA polymerase RNA polymerase is an enzyme that is responsible for copying a DNA sequence into an RNA sequence, duyring the process of transcription.NA polymerase (green) synthesizes RNA by following a strand of DNA.
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Polymerase chain reaction The polymerase chain reaction (PCR) is a technology in molecular biology used to amplify a single copy or a few copies of a piece of DNA across several orders of magnitude, generating thousands to millions of copies of a particular DNA sequence. Initialization step (Only required for DNA polymerases that require heat activation by hot-start PCR. ): 2  This step consists of heating the reaction to a temperature of 94–96 °C (or 98 °C if extremely thermostable polymerases are used), which is held for 1–9 minutes.
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- Hey pal, DNA Polymerase is a polymerase that synthesizes a DNA strand ... so it's used in DNA replication. RNA Polymerase is not used to form the primer-that is primases job. RNA Pol is used during transcription to synthesize the mRNA strand.EK does a decent job describing a primer.I believe it is in orange text on the right hand margin. Anyhow, the primer starts DNA Polymerase off during replication.NA Polymerase is not used to form the primer-that is primases job. RNA Pol is used during transcription to synthesize the mRNA strand. EK does a decent job describing a primer. I believe it is in orange text on the right hand margin.
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polymerase Noun. 1. polymerase-an enzyme that catalyzes the formation of new DNA and RNA from an existing strand of DNA or RNA. enzyme-any of several complex proteins that are produced by cells and act as catalysts in specific biochemical reactions. DNA polymerase-the enzyme responsible for DNA replication.
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Polymerase chain reaction The polymerase chain reaction (PCR) is a technology in molecular biology used to amplify a single copy or a few copies of a piece of DNA across several orders of magnitude, generating thousands to millions of copies of a particular DNA sequence.s PCR progresses, the DNA generated is itself used as a template for replication, setting in motion a chain reaction in which the DNA template is exponentially amplified. PCR can be extensively modified to perform a wide array of genetic manipulations.
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Polymerase chain reaction The polymerase chain reaction (PCR) is a technology in molecular biology used to amplify a single copy or a few copies of a piece of DNA across several orders of magnitude, generating thousands to millions of copies of a particular DNA sequence. If the genomic DNA sequence of a gene is known, RT-PCR can be used to map the location of exons and introns in the gene. 2  The 5' end of a gene (corresponding to the transcription start site) is typically identified by RACE-PCR (Rapid Amplification of cDNA Ends).
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What is DNA Polymerase? Every time a cell divides, DNA polymerase is required to help duplicate the cell’s DNA, so that a copy of the original DNA molecule can be passed to each of the daughter cells. In this way, genetic information is transmitted from generation to generation.hese enzymes are essential to DNA replication and usually work in pairs to create two identical DNA strands from a single original DNA molecule. During this process, DNA polymerase “reads” the existing DNA strands to create two new strands that match the existing ones.
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- RNA polymerase. Rna polymerase (RNAP or RNApol) is an enzyme that is responsible for making rna from a dna template. In all cells RNAP is needed for constructing rna chains from a dna template, a process termed transcription.NA polymerase. Rna polymerase (RNAP or RNApol) is an enzyme that is responsible for making rna from a dna template. In all cells RNAP is needed for constructing rna chains from a dna template, a process termed transcription.
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RNA polymerase Medical Definition of RNA POLYMERASE. : any of a group of enzymes that promote the synthesis of RNA using DNA or RNA as a template.
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DNA polymerase DNA polymerase III holoenzyme is the primary enzyme involved in DNA replication in E. coli and belongs to Family C polymerases. It consists of three assemblies: the pol III core, the beta sliding clamp processivity factor and the clamp-loading complex.hese enzymes are essential to DNA replication and usually work in pairs to create two identical DNA strands from a single original DNA molecule. During this process, DNA polymerase “reads” the existing DNA strands to create two new strands that match the existing ones.
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Magnesium & Calcium Protect DNA from Radiation A DNA polymerase is an enzyme that assists in DNA replication. Such enzymes catalyze the polymerization of deoxyribonucleotides alongside a DNA strand, which they “read” and use as a template. The newly-polymerized molecule is complementary to the template strand and identical to the template’s partner strand.DNA polymerase is considered to be a holoenzyme since it requires a magnesium ion as a co-factor to function properly.he newly-polymerized molecule is complementary to the template strand and identical to the template’s partner strand. DNA polymerase is considered to be a holoenzyme since it requires a magnesium ion as a co-factor to function properly.
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- DNA polymerase III (not DNA polymerase) is an enzyme that works in association with other enzymes during the replication of a DNA molecule. DNA replication begins when the enz … yme, known as helicase unwinds a DNA strand.Helicase unwinds a DNA strand, thus, in the process, separating the two DNA templates. polymerase is an enzyme that catalyzes the conversion of free nucleotides into a single strand.   DNA polymerase differs from RNA polymerase in two major respects:   * … Like all enzymes, DNA polymerase is substrate-specific.
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What are the differences in function of DNA polymerase and RNA polymerase? A polymerase is an enzyme that catalyzes the conversion of free nucleotides into a single strand.   DNA polymerase differs from RNA polymerase in two major respects:   * … Like all enzymes, DNA polymerase is substrate-specific. polymerase is an enzyme that catalyzes the conversion of free nucleotides into a single strand.   DNA polymerase differs from RNA polymerase in two major respects:   * … Like all enzymes, DNA polymerase is substrate-specific.
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Polymerase chain reaction (PCR) The polymerase chain reaction (PCR) is a technique that is used to make multiple copies of a piece of DNA.PCR is carried out in vitro, but mimics what happens in cells when DNA is copied (replicated) prior to cell division.efore PCR can occur, the two strands in the DNA double helix need to be separated. This is called denaturation. It is done by raising the temperature of the DNA solution. This causes the hydrogen bonds between the complementary DNA chains to break, and the two strands separate.
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DNA polymerase DNA polymerase’s rapid catalysis is due to its processive nature. Processivity is a characteristic of enzymes that function on polymeric substrates. In the case of DNA polymerase, the degree of processivity refers to the average number of nucleotides added each time the enzyme binds a template.
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Structural Biochemistry/Nucleic Acid/DNA/Replication Process/DNA Polymerase DNA polymerase is an enzyme. This enzyme synthesizes a new DNA strand from an old DNA template and also works to repair the DNA in order to avoid mutations. DNA polymerase catalyzes the formation of the phosphodiester bond which makes up the backbone of DNA molecules.he reaction catalyzed by DNA polymerases that works to elongate the chain is a nucleophilic attack by the 3’OH terminus of the growing chain on the innermost phosphorus atom of the deoxynucleotide triphosphate. Therefore, a primer strand with a free 3'-OH group must be bound to the template strand from the start.
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- RNA polymerase. noun. : any of a group of enzymes that promote the synthesis of RNA using DNA or RNA as a template. Britannica.com: Encyclopedia article about RNA polymerase.