Which of the following is a function of a poly-A tail in mRNA?
A) It adds the modified guanine to the 3' end of the mRNA.
B) It indicates the site of translational termination.
C) It is a sequence that codes for the binding of RNA polymerase to the DNA.
D) It helps protect the mRNA from degradation by hydrolytic enzymes.
Correct Answer:
Verified
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