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Question : How does rDNA technology help in detecting the presence of mutant gene in cancer patient. |
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Answer» SOLUTION :A SINGLE STRANDED DNA or RNA, tagged with a radioactive molecule is allowed to hybridise with its complementary DNA in a CLONE of cells followed by detectin using autoradiography. The clone having the MUTATED gene will not appear on photographic film, because probe will not be complementary with mutated gene. |
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