When the Ribosome Reaches a Stop Codon on the MRNA,no

question 47

Multiple Choice

When 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,which of the following sets of structures would you be able to isolate from the cell?

• A)an assembled ribosome with a polypeptide attached to the tRNA in the P site
• B)separated ribosomal subunits,a polypeptide,and free tRNA
• C)an assembled ribosome with a separated polypeptide
• D)separated ribosomal subunits with a polypeptide attached to the tRNA

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The anticipated return or outcome from an investment or decision, taking into account all possible scenarios.

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