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What is the role of amino-acyl-tRNA-synthetases?

What is the role of amino-acyl-tRNA-synthetases?

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..... The concentration of three different aminoacyl-tRNA synthetases, associated with three different amino acids, are found...
..... The concentration of three different aminoacyl-tRNA synthetases, associated with three different amino acids, are found in much lower than normal concentrations in the cytosol of an animal cell. In your own words, describe how this may impact the rate of A) translation, and B) the citric acid cycle. Explain your reasoning for each. Please clearly label your responses as A) and B).
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1. Which type of bonding is catalyzed by aminoacyl-tRNA-synthetases to form between amino acids and tRNAs?...
1. Which type of bonding is catalyzed by aminoacyl-tRNA-synthetases to form between amino acids and tRNAs? Select one: A. Hydrogen bond B. Salt bridge C. Peptide bond D. Ester bond E. Glycosidic bond 2.What is added to methionine when it is used as the start codon? Select one: A. Phosphate B. Formyl C. N-acetyl D. Sulphate E. rRNA 3. In translation (initiation, elongation and termination), the energy source is provided by ______. Select one: A. ATP B. TTP C. GTP...
6. Aminoacyl-tRNA synthetases catalyses _____ 1. DNA replication 2. transcriptional termination 3. the attachment of amino...
6. Aminoacyl-tRNA synthetases catalyses _____ 1. DNA replication 2. transcriptional termination 3. the attachment of amino acids to the tRNA molecules. 4. the binding of mRNA to the 30S subunit. 5. the removal of the polypeptide from tRNA in the P site and transferal to the amino acid at the A site 7. If the strand “5'-TACGCCT-3'” is a template strand, what would the mRNA strand look like? 1. 5'-AGGCGUA-3' 2. 3'-AUGCGGA-5' 3. 3'-ATGCGGA-5' 4. 5'-AGGCGTA-3' 5. 5'-UGGCGTU-3' 8. A...
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Draw the mechanism for the two steps reaction catalyzed by aminoacyl-tRNA synthetases that gives rise to "activated" tRNA
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Which of the following does not play a role in "charging" the tRNA molecules? aminoacyl tRNA...
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A tRNA molecule has the anticodon sequence 3' GUU 5'. What amino acid will it be carrying?
A tRNA molecule has the anticodon sequence 3' GUU 5'. What amino acid will it be carrying?a.Asnb.Leuc.Glnd.ValWhen the ribosome reaches a stop codon on the mRNA, no corresponding tRNA enters the A site. If the translation reaction were to be experimentally stopped at this point, before the binding of release factors, which of the following would you be able to isolate?separated ribosomal subunits, a polypeptide and free tRNAan assembled ribosome with a separated polypeptideseparated ribosomal subunits with a polypeptide attached...
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How do class I and class II aminoacyl-tRNA synthetases differ? Choose one or more: A.ATP binding domain B.structure of the active site C.mechanism of interaction with the tRNA D.types of reactions they catalyze
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