A geneticist isolates a gene for a specific traits under study, she also isolate the corresponding $mRNA$. Upon comparison, the $mRNA$ is found to contain $1,000$ fewer bases than the $DNA$ sequence. Did the geneticist isolate the wrong $DNA$?
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c
The $mRNA$ formed after transcription of a gene is shorter than the $DNA$ because the intervening sequences called introns are removed through splicing.
The $mRNA$ formed after transcription of a gene is shorter than the $DNA$ because the intervening sequences called introns are removed through splicing.
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