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Because it has no introns, researchers prefer to use ____ when working with human genes. a. cloned dna b. hybridized dna c. viral dna d. cdna e. rflps
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Because it has no introns, researchers prefer to use ____ when working with human genes.

a. cloned dna
b. hybridized dna
c. viral dna
d. cdna
e. rflps

User Jom George
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1 Answer

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The correct answer is d: cDNA.
cDNA or complementary DNA is DNA synthesized usually from messenger RNA (mRNA) by the enzyme reverse transcriptase. Because this molecule is from mRNA it contains only exons. cDNA is also produced naturally by retroviruses, for example, HIV virus.
User SteelFeather
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