The use of a zoo blot to help identify a specific protein-coding gene relies on the fact that
a. DNA fragments shared by many related species are likely to lie in functional exons.
b. functional genes are likely to be found in many copies in a single genome.
c. functional genes shared by many related species are likely to have the same number of exons.
d. functional genes shared by many related species are likely to have introns of similar size.
e. DNA fragments shared by many related species are likely to lie in introns of functional genes.
Ans: a
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