.

Friday, March 1, 2013

Protein Synthesis

PROTEIN SYNTHESIS
Protein synthesis is the process of the flow of genetic information from desoxyribonucleic pane to protein. Protein synthesis is made up of two main stagesâ€" organisation, which is the transfer of information from DNA to ribonucleic acid, and translation, which turns RNA into a protein. In the rootage stage of transcription, called initiation, which occurs within the nucleus, DNA unwinds and RNA polymerase recognizes a promoter, which is a base sequence that signals the start of transcription. The RNA binds to the promoter, complementary bases argon assembled, and RNA synthesis begins. Then during the second stage, the developing RNA strand begins peeling away from the DNA template and allows the detached DNA strands to come to sign upher where they have already transcribed. In the last phase, termination, a specific base sequence called a terminator signals the destination of the gene. The polymerase scintilla then detaches from the RNA molecule and the gene. Messenger RNA has been produced. The messenger RNA encodes amino acid sequences. Before the mRNA can leave the nucleus, it needs to be processed by adding extra nucleotides to the end of the RNA transcript. A cap, which is a single guanine nucleotide, is added to one end. On the former(a) end, a tail composed of a chain of axerophthol nucleotides is added.

Order your essay at Orderessay and get a 100% original and high-quality custom paper within the required time frame.

Noncoding segments called introns are removed and the exons, which are the expressed parts of the gene, are spliced together in the process of RNA splicing. The process of transcription is completed and the mRNA enters the cytoplasm to begin translation. In localise to convert the nucleic acid codons to the amino acids require to form proteins, a cell uses transfer RNA. tRNA molecules match amino acids to the codons needed to make the new polypeptides. Each tRNA molecule is folded and has a base triplet called an anticodon on each end. Each anticodon is complementary to a codon on the mRNA. The anticodon connects to a codon on one end and attaches to an amino acid on the other end. Since the tRNA...If you want to get a full essay, order it on our website: Orderessay



If you want to get a full essay, wisit our page: write my essay .

No comments:

Post a Comment