McGraw-Hill Online Learning Center Test<BLURT>

McGraw-Hill Online Learning Center Test


1. Review the animation and answer the following questions.

A polysome consists of

A. one ribosome and many mRNA molecules.
B. one ribosome and many tRNA molecules.
C. one mRNA and many ribosomes.
D. one tRNA and many ribosomes.


2. In a polyribosome, the longest polypeptide chain will be found on the ribosome A. nearest to the translation initiation site.
B. closest to the middle of the mRNA.
C. closest to but just before the termination site.
D. after it has passed the termination site.


3. We would expect to find polysomes on A. all mRNA.
B. mRNA which code for proteins which are needed in large quantities.
C. mRNA which code for proteins which are needed in small quantities.
D. no mRNA.
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