Genomic dna from the sea urchin, Biology

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Eric Davidson isolated and compared the sequences of mRNA transcripts and genomic DNA from the sea urchin. Which of the following is a true statement regarding his findings?

A. mRNA transcripts lack many key elements including enhancers, promoters and introns

B. Intergenic DNA is not transcribed into mRNA

C. Repetitive sequences, transposable elements and pseudogenes are not transcribed into mRNA.

 


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