The DNA molecule formed from messenger-RNA by reverse transcriptase is called?
Correct answer: A. Complementary DNA
- A. Complementary DNA
- B. Recombinant DNA
- C. Chimeric DNA
- D. Plasmid DNA
Explanation
The DNA molecule formed from messenger-RNA (mRNA) by reverse transcriptase is called complementary DNA (cDNA). Reverse transcriptase enzyme synthesizes cDNA using mRNA as a template.
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Biotechnology applies genetic engineering, cell culture and recombinant DNA methods to medicine and public health. The material includes production of insulin, vaccines and antibiotics, diagnostic techniques, gene therapy, genetically modified organisms and the ethical concerns surrounding manipulation of human genes.
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