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Processing of Gene Information: Prokaryotes vs. Eukaryotes

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






1Which of the following statements about eukaryotic mRNA is TRUE?
A)a cap is added to their 5' end
B)a poly-A tail is added to their 3' end
C)each usually specifies only a single protein
D)A and B
E)A, B, and C



2Splicing joins together
A)two introns.
B)two exons.
C)two polypeptides.
D)a DNA and an RNA molecule.
E)an RNA molecule and a polypeptide.



3Which of these events occur as a prokaryotic mRNA is being transcribed?
A)splicing
B)addition of a cap
C)addition of a poly-A tail
D)binding of ribosomes
E)more than one of the above



4Processing of eukaryotic mRNA occurs in the cytoplasm prior to translation.
A)True
B)False



5Operons are found in eukaryotes but not in prokaryotes.
A)True
B)False







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