Select three posttranscriptional modifications often seen in the maturation of nuclear pre-mRNA in eukaryotes.
A) 5'-capping; 3'-poly(A) tail addition; splicing
B) 3'-capping; 5'-poly(A) tail addition; splicing
C) 5'-capping, removal of exons; insertion of introns
D) 3'-capping, insertion of introns; 5'-poly(A) tail addition
Correct Answer:
Verified
Q4: Group I intron self-splicing relies on
A) An
Q5: The first nucleophilic attack in group II
Q6: The second transesterification step for group I
Q7: Archael introns are
A) self-splicing.
B) spliced by an
Q8: Which statement is true regarding eukaryotic nuclear
Q10: During maturation of nuclear pre-mRNA in eukaryotes,
Q11: The 7-methylguanosine cap structure, the ribose of
Q12: Which is not a function of the
Q13: The process of polyadenylation is accomplished by
A)
Q14: Which is not required for efficient mRNA
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