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Which one exons or introns is spliced out when primary RNA is processed?
The introns are the sections which are spliced out to create the mature form of mRNA.
What is the primary transcript of eukaryotic genes?
the primary transcript usually has a exons and introns which need to undergo splicing to remove the introns and re-splicing to join the exons ..after this process the resulting mRNA is a mature mRNA.
What does failure to remove introns from a primary mRNA most likely cause?
Failure to remove introns from a primary mRNA during mRNA processing will likely result in the production of a non-functional or defective protein. This is because introns are non-coding sequences that need to be removed to produce a mature and functional mRNA for translation. If the introns are not removed, the resulting mRNA will contain incorrect coding information, leading to errors in the protein synthesis process.
What is mRNA processing?
mRNA processing is a series of modifications that occur to a primary RNA transcript (pre-mRNA) before it is translated into a protein. This process includes capping, splicing, and polyadenylation to produce a mature mRNA molecule that can be effectively translated in the cell.
In eukaryotic cells the mRNA is processed and migrates from the to the .?
The mRNA produced by transcription is similar to a rough cut of a film that needs a bit of editing. A specialized nucleotide is added to the beggining of each mRNA molecule, which forms a cap. It helps the mRNA starand bind to a ribosome and prevents the strand from being broken down to fast. The end of the mRNA molecule gets a string of A nucleotides, called the tail, that helps the mRNA molecule exit the nucleus.
What does protein synthesis have to do with translation?
This is sometimes referred to as the Primary Dogma of Biology:The DNA code is transcribed to produce pre-messenger RNA (mRNA) which is refined into mature mRNA and transported out of the nucleus. The mRNA is then translated into an amino acid chain by a ribosome. The amino acid chain is then refined into a protein.
What is removed from pre-mRNA during RNA processing?
In RNA processing, introns are removed from pre-mRNA to generate mature mRNA. Introns are non-coding regions of the pre-mRNA that do not contain instructions for protein synthesis. The remaining exons are spliced together to form the mature mRNA that can be translated into a protein.
What is the process of post-transcriptional modification?
Post-transcriptional modification is a process in cell biology by which, in eukararyotic cells, primary transcript RNA is converted into mature RNA. A notable example is the conversion of precursor messenger RNA into mature messenger RNA (mRNA), which includes splicing and occurs prior to protein synthesis. This process is vital for the correct translation of the genomes of eukaryotes as the human primary RNA transcript that is produced as a result of transcription contains both exons, which are coding sections of the primary RNA transcript.
After mRNA has been transcribed in eukaryotes?
After mRNA has been transcribed in eukaryotes, it undergoes several processing steps including capping, splicing and polyadenylation to form mature mRNA. The mature mRNA then exits the nucleus and enters the cytoplasm where it can be translated into protein by ribosomes.
After the primary transcript mRNA has been formed what mediates the cutting of introns?
The process of removing introns from the pre-mRNA is mediated by a large complex called the spliceosome. The spliceosome recognizes the intron-exon boundaries and catalyzes the splicing reaction to remove the introns and join the exons together. This results in the formation of mature mRNA ready for translation.
A sequence of mRNA that is expressed after processing?
The processed mRNA sequence that is ready for translation is called mature mRNA. It has had introns removed and exons spliced together during post-transcriptional processing. This mature mRNA is then exported from the nucleus to the cytoplasm for translation into protein.
What is the sequence of mrna that is expressed after processiNG?
After processing, the mRNA sequence consists of exons, which are the expressed regions that code for proteins, joined together after the removal of introns. This mature mRNA is then translated into a protein by ribosomes in the cytoplasm.
