Most often, RNA is removed using the enzyme RNAase
Carrier RNA is used in DNA isolation to help precipitate and recover DNA more efficiently. It acts as a carrier for the DNA during precipitation, helping to aggregate the DNA molecules together for ease of isolation. This improves DNA recovery and purity during the isolation process.
There is a DNA killing step in RNA isolation by the enzyme DNase I. This will make sure your preparation is free of DNA.
A RNA primer in DNA replication is removed by an enzyme called DNA polymerase I in prokaryotes and DNA polymerase δ in eukaryotes. These enzymes have exonuclease activity that can remove RNA primers and replace them with DNA nucleotides.
thymine and uracil thymine is in DNA, and uracil is in RNA
Carrier RNA is used in extractions to increase RNA yield, stability, and recovery. It helps to maximize the precipitation of RNA while reducing its degradation or loss during the extraction process. Carrier RNA also aids in the efficient isolation and purification of the target RNA by acting as a co-precipitant and increasing the effectiveness of RNA isolation reagents.
DNA polymerase cannot begin the synthesis of new DNA.To synthesis a new strand of DNA ,RNA primer is required.The complementary RNA nucleotides,that are added opposite to the single strand of parent DNA are the RNA primer.
Digests RNA molecules
DNA helicase is the enzyme that aids DNA in unzipping during transcription.
The enzyme that transcribes the DNA into RNA is called RNA polymerase.
The enzyme that removes RNA primers during DNA replication is called DNA polymerase I.
The regions of DNA that are transcribed to RNA are called exons. These exons will then be spliced together to form messenger RNA (mRNA), which will be translated into a polypeptide. Introns are the non-coding regions of DNA that are removed during the splicing process and are not translated into protein.
Primase is the enzyme responsible for synthesizing the short RNA primers required for DNA replication to initiate. These RNA primers provide a starting point for DNA polymerase to begin synthesizing new DNA strands. Once the DNA strands have been synthesized, the RNA primers are removed and replaced with DNA nucleotides by DNA polymerase.