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DNA codes for protein production. DNA is located in the nucleus while the organelles responsible for protein production (ribosomes) are located in the cytosol. DNA is not able to leave the nucleus so a copy of the gene needed to produce the protein is made using mRNA. The mRNA leaves the nucleus, attaches to a ribosome, and determines which order the amino acids will be brought in by the tRNA to make that protein.

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14y ago
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11y ago

If you are asking why it does it, it is because that is just what the chemicals in DNA do. If you are asking why it is needed it is because if it didn't happen then the RNA wouldn't exist, and if the RNA did not exist then cells could not form amino acids, and if cells couldn't form amino acids then the cell could not create new structures, if it couldn't create new structures then it couldn't build its self or other cells and therefor life would not exist because shortly after the first cell had formed if the RNA had not been made the cell would have died.

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13y ago

It is transcribed to mRNA on the course of Gene expression. From there,the mRNA can make proteins if it is coded with the regulatory sequence,else it may also do their role as RNA! We have to note that not all RNA translate protein.

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12y ago

DNA makes mRNA because DNA is too precious to go out of the cell and is well stored in the nucleus

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12y ago

It is useful for the cell in its division;in "inter phrase"

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7y ago

They bring information from DNA to tRNA.

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Q: Why do we need an mRNA copy of the DNA?
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What enzyme do you need to get a copy of DNA from mRNA?

The enzyme needed to make a DNA copy of RNA (including mRNA) is called reverse transcriptase. This enzyme is capable of synthesizing a complementary DNA strand from an RNA template, which is the first step in generating a cDNA (complementary DNA) library.


What is the identical copy of DNA?

antisense mRNA


What process and produces mRNA?

The process that produces mRNA is known as transcription. In this process a single DNA strand is used to make a copy of mRNA.


When DNA is copied the process is called what?

mRNA does not copy DNA, intead, mRNA is copied FROM DNR. The process is call translation.


What is a traveling copy of DNA called?

A traveling copy of DNA is called messenger RNA (mRNA). mRNA is synthesized in the process of transcription and carries the genetic information from the DNA in the cell nucleus to the ribosomes in the cytoplasm where it is used as a template for protein synthesis.


What carries a copy the genetic code from the DNA to the ribosome?

mRNA(messenger RNA)


What is necessary for transcription?

DNA polymerase is the enzyme that "unzips" the complementary DNA strands allowing mRNA to transcribe, or copy, a section of DNA.


RNA that is a copy of DNA message that can enter the cytoplasm?

Messenger RNA (mRNA) is a copy of the DNA message that is transcribed in the nucleus and can be translated into proteins in the cytoplasm. It carries the genetic information from the DNA to the ribosomes where protein synthesis occurs.


How is RNA reflection of DNA?

mRNA makes a complimentary copy of the DNA molecule according to the base-pairing rule.


When DNA is turned into RNA it is termed what?

The process by which mRNA is created from a DNA template is known as transcription. After this has occurred, the DNA is still called DNA - it remains in the nucleus and has not been changed by this process. The copy of DNA is termed mRNA, or messenger RNA.


Which type of RNA copies DNA's instrutions in the nucleus?

mRNA (messenger RNA) carries a copy of the DNA from the nucleus to the ribosomes.


What strand of DNA is use to make a complementary copy or to make a complementary mRNA molecule?

The template strand is used to make a complementary copy. This is a type of DNA strand.