Which functional site is found in the small subunit of the ribosome? peptidyl transferase centre O decoding centre
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- Which part of the ribosome in bacteria, forms the catalytic site for peptide bond formation? A. 16S rRNA B. 50S subunit C. 30S subunit D. 23S rRNAThe mechanical changes that ribosomes undergo to be able to translate are driven by energy from: 1. ADP hydrolysis 2. GTP hydrolysis 3. Concentration gradient 4. ATP hydrolysisWhat section in the ribosome will the first anticodon enter? E site A site P site
- The antibiotic binds reversibly to an allosteric site on the ribosome. Which of the following will be affected by this inhibitor? a. Vmax will increase b. Vmax will decrease c. Km will increase d. Km will decreaseDescribe the steps in the processes that enable the Prokaryotes (Bacteria) cell to synthesize a specific protein such as maltase ( an enzyme that breaks down maltose in the its monomers)70S prokaryotic ribosome is the complex ofa) 30S + 50Sb) 30S + 40Sc) 20S + 60Sd) 20S + 30S
- Match the type of RNA with it's function A. Creates the Ribosome, or work table to pull amino acids together? [ Choose ] rRNA mRNA tRNA B.Carries or "Transfers" amino acids from the cytoplasm to the ribosome [ Choose ] rRNA mRNA tRNA C. Is the copy of DNA from the nucleus, therefore bringing the "message" concerning what protein to build [ Choose ] rRNA mRNA tRNAIn translation at the ribose the _____ site is where the second site where the panini acid chain E site A site p site splice site 5 capIndicate the mRNA sequence, coding sense DNA sequence and template DNA sequence that produced the following polypeptide. The signal “!” means a stop codon:MYCATEATMYRING!
- A. Individual ribosomal proteins can be isolated that have catalytic activity B. The ribosome associates with only three nucleotides of mRNA at a time C. There is more RNA mass than protein mass in eukaryotic ribsomes D. Only the larger subunits of ribosomes contain ribosomal RNA E. rRNA has a catalytic role in translationWhich of the following is true of ribosome rescue? (C & E wrong) A. The process produces a protein that is tagged for degradation. B. Proteases enter the A-site of the ribosome to degrade the C-terminus of the synthesized peptide. C. A partially translated mRNA becomes fully degraded before it can be translated further. D. No protein is produced in the process. E. Stalled ribosomes are released in the absence of a stop codon.The 40S and 60S subunits combine to form the eukaryotic _______ ribosome? a. 60S b. 70S c. 80S d. None of the above