21. Which of the following descriptions about Eukaryotic mRNA is NOT TRUE?
(A) Eukaryotic mRNA has the 5' capping
(B) Eukaryotic mRNA has poly-A tail
(C) Eukaryotic mRNA is polycistronic
(D) Eukaryotic mRNA does not have Shine-Dalgarno (SD) sequence
(E) Eukaryotic mRNA is synthesized in the nucleus

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