Which Statement Is NOT True of the MRNA for Calcitonin

question 10

Multiple Choice

Which statement is NOT true of the mRNA for calcitonin?

• A) Exons are used for polypeptide synthesis.
• B) Introns are complementary to their adjacent exons and will form hybrids with them.
• C) The mature mRNA is substantially shorter than the corresponding region on the DNA.
• D) The mRNA is originally synthesized in the nucleus, but ends up in the cytoplasm.
• E) The splicing that yields a mature mRNA occurs at very specific sites in the RNA primary transcript.

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