Split genes
A. require spliceosomes to excise introns and then join exons.
B. have introns located only at the beginning and end of a coding region.
C. are common in prokaryotes and eukaryotes.
D. only have exons initially transcribed to mRNA.
E. All of these choices are correct.
Answer: A
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Fill in the blank(s) with the appropriate word(s).
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