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Protein biosynthesis


Protein biosynthesis is the process whereby biological cells generate new proteins; it is balanced by the loss of cellular proteins via degradation or export. Translation, the assembly of amino acid...

Assembly of a protein molecule according to the code in a mRNA ...


Assembly of a protein molecule according to the code in a mRNA molecule? ... Molecules carry protein assembly instructions from the nucleus to the cytoplasm?

An Introduction to Molecular Biology/Protein synthesis - Wikibooks ...


1 Translation: The Synthesis of protein; 2 tRNA (Transfer RNA); 3 Ribosome ... a specific polypeptide according to the rules specified by the trinucleotide genetic code. .... Kozak consensus sequence on an mRNA molecule is recognized by the ribosome as ... Initiation of translation in prokaryotes involves the assembly of the  ...

DNA and Protein Synthesis - BioTopics Website


The 2 strands of the DNA molecule are temporarily split by enzymes which ... Transcription: RNA made according to base sequence in DNA ... amino acids one by one in the correct order for assembly into the protein. ... A different combination of 3 mRNA bases, also called a triplet, codes for each one of the 20 amino acids.

The Protein Synthesis Machinery - Boundless


In addition to the mRNA template, many molecules and macromolecules contribute to ... In eukaryotes, the synthesis and assembly of rRNAs occurs in the nucleolus. ... polypeptide chain or terminate translation, according to the genetic code.

From DNA to Protein


RNA - similar to DNA, but less stable (the extra oxygen in the molecule makes it ... The completed assembly of transcription factors and RNA polymerase bound to ... the same code in the formation of protein; mRNA bases read as triplets ( codons). ... to a complementary triplet on the mRNA according to the base-pairign rules.

Translation - DNA-RNA-Protein - Nobelprize.org


Translation is the actual synthesis of a protein under the direction of mRNA. ... role of the ribosome is to catalyse coupling of amino acids into protein according to the sequence specified by the mRNA. The amino acids are brought to the ribosome by tRNA (transfer RNA) molecules. ... This is referred to as the genetic code.

Protein Synthesis - Biology Questions


Every protein of an organism is made from information contained in RNA molecules, which are made according to a template based on a sequence of ...

protein synthesis - from mRNA to protein - Chemguide


How the code in messenger RNA gets converted into an actual protein molecule.

How are proteins made? - Science Museum


The DNA instruction is revealed, flanked by 'start' and 'stop' codes. The cell makes a copy of the DNA in the form of an RNA molecule. ... Once in the cytoplasm, the mRNA is snatched up by tiny protein-assembly machines called ribosomes.

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How do genes direct the production of proteins? - Genetics Home ...


3 days ago ... (A few genes produce other molecules that help the cell assemble proteins.) ... information for making a protein is called messenger RNA (mRNA) because it carries ... Protein assembly continues until the ribosome encounters a “stop” codon (a sequence of three bases that does not code for an amino acid).

Translation Study Guide


The cell translates the code contained in the mRNA into a new language, the language ... RNA (tRNA) also assist in the protein-assembly process. Components.

BBC - Higher Bitesize Biology - RNA and protein synthesis ...


The base sequence in a DNA molecule, represented by the letters A T C G, make up ... Each triplet, a group of three bases, codes for a specific amino acid: ... sites of protein synthesis; the mRNA strand attaches to a ribosome; tRNA molecules ...