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Biology, 06.09.2019 00:10 gluanete

How can researchers distinguish exons from introns in a segment of dna?
a. the sequence of exons complements mrna molecules in the cell.
b. only exons contain three-base sequences that can code for amino acids.
c. primers won't bind to introns.
d. exons have a characteristic sequence.

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How can researchers distinguish exons from introns in a segment of dna?
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