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Why is PCR useful?

Updated: 8/10/2023
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13y ago

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PCR polymerase chain reaction allows for the scientist to put in a small amount of DNA and to receive a large amount of DNA back. It amplifies the DNA. Each cycle doubles the amount of DNA template.

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12y ago
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13y ago

PCR is useful if you have a small sample of DNA and wish to have more to perform an analysis. This maybe in such cases as a natural disaster where bodies can only be identified by their DNA match with close relatives. It may also be useful in a forensic investigation of rape where only a small sample of blood, semen or whatever is present. PCR is used as a starting point to create more DNA for running different tests in research science.

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13y ago

. (Abbr. PCR)

A technique for amplifying DNA sequences in vitro by separating the DNA into two strands and incubating it with oligonucleotide primers and DNA polymerase. It can amplify a specific sequence of DNA by as many as one billion times and is important in biotechnology, forensics, medicine, and genetic research.

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11y ago

It is useful because it allows you to copy genes from other organisms into another or create new DNA sequences or modify old ones.Possibilitiesare almost endless.

If you have 20 books you want to use in your library. You may not want to read every single word but use only relevant information. You would "copy" that information using a "scanner". So a scanner is like a polymerase and the words are like DNA sequences and specific information is like the genes and the books are like the genomes.


PCR is central to just about any biotechnology area of research.

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9y ago

PCR is a method to easily amplify your gene copies. It is largely used before cloning and sequencing of gene of interest. This revolutionized the field of molecular Biology. There are different PCR methods developed such as multiplex, nested, Q PCR, RT PCR and so on.

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13y ago

It allows us to make many copies of a targeted segment of DNA.

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12y ago

When there are small quantities of DNA to analyze

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11y ago

To create more DNA for testing on for things such as CSI they need a certain amount of DNA and using pcr in just a day you can turn one peive into millions

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Q: Why is PCR useful?
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What are the different types of polymerase chain reaction techniques?

types of pcr: AFLP -PCR. Allele-specific PCR. Alu-PCR. Assembly -PCR. Assemetric -PCR. Colony -PCR. Helicase dependent amplification. Hot start pCR. Inverse -PCR. Insitu -pCR. ISSR-PCR. RT-PCR(REVERSE TARNSCRIPTASE). REAL TIME -PCR


What is pcr and types of pcr?

PCR is a biotechnological method to amplify your gene (DNA) of your interest. It produce millions of your DNA fragments hence used in cloning. There are variants of this method using the same thermocycling principle such as touch down PCR, gradient PCR, RFLP, multiplex PCR, Q PCR, RT PCR and so on.


How could pcr be used to diagnose diseases or other medical conditions?

PCR itself cannot be used to diagnose a disease; it is only useful for amplifying a DNA sample. Molecular analysis can only be done with subsequent techniques, such as electrophoresis and DNA sequencing.


What is the use of dNTP?

The use of dNTP is PCR and multiplex PCR


PCR stands for?

PCR stands for Polymerase Chain Reaction.


Why do you use a negative control in PCR?

to check is there any contamination in pcr products


What is the function of EDTA in PCR?

It Inhibits the PCR reaction by chelating the magnesium ions.


What is the defference between Real-time PCR and reverse transcriptase PCR?

Difference between real time PCR and reverse transcription PCR is as follows:- 1. Real time PCR is donated as qPCR and on the other hand reverse transcription PCR is denoted as RT-PCR. 2. In qPCR, the template used is single strand DNA strand whereas in the RT-PCR, the template used in process is single strand of RNA. 3. The real time PCR enables both quantification as well as detection of the DNA in the real time whereas the RT-PCR enables only the quantification of the RNA and it is little bit slower process then the qPCR as it first produce the cDNA from the template RNA strand and then process it in the similar fashion as the traditional PCR.


Master reset for casio pcr-t470 register?

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What controls which DNA is amplified in PCR?

The choice of primers controls which DNA is amplified in PCR.


What is the difference between simplex and multiplex pcr?

what is the difference between PCR simplex and multiplex


Which is used to copy DNA for DNA fingerprinting?

PCR