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Translation Termination

View the animation below, then complete the quiz to test your knowledge of the concept.






1Translation is terminated when a stop codon is presented at the
A)A site.
B)P site.
C)E site.
D)either the A or P site.
E)either the A or E site.



2The protein that promotes translation termination is called
A)terminator.
B)polypeptidase.
C)release factor.
D)doomsday factor.
E)X factor.



3Which of the following statements about tRNA is TRUE?
A)No tRNA can recognize a stop codon.
B)Only one tRNA can recognize a stop codon.
C)Some but not all tRNAs can recognize a stop codon.
D)All tRNAs can recognize a stop codon, but they do so rarely.
E)All tRNAs can recognize a stop codon, and they do so all the time.



4The completed polypeptide is released from the tRNA that is in the E site.
A)True
B)False



5Translation termination concludes with the dissociation of the two ribosomal subunits and mRNA from each other.
A)True
B)False







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