Each of the following is TRUE regarding mRNA except
A) the 3' end of mRNA in eukaryotes consists of multiple adenines, the "poly-A tail."
B) a single strand of mRNA may be translated by ribosomes only once.
C) translation of mRNA in prokaryotes can occur even before the mRNA strand is
completely synthesized.
D) in eukaryotes, mRNA must undergo posttranscription processing to remove introns and
join exons before it can be translated.
B
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A/An ____________________ stroke occurs when the blood flow to the brain is blocked.?
Fill in the blank(s) with correct word
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