Multiple Choice
Regarding exons, which, if any, of the following statements is correct?
A) Some exons in protein-coding genes consist of noncoding DNA.
B) The first exon of a protein-coding gene always contains the translational start site.
C) The last exon of a protein-coding gene always contains the normal termination codon.
D) A coding exon is always translated in just one of the three possible forward reading frames.
Correct Answer:

Verified
Correct Answer:
Verified
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