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Question : The strands in the DNA molecule re regarded as complementary. |
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Answer» Solution :(1) Purine adenine always PAIRS with PYRIMIDINE thymine. (2) Purine guanine always pairs with pyrimidine sytosine. (3) Due to such complementary base pairing, the base sequence present on the one strand in the DNA molecule DECIDES the base sequence present on the OPPOSITE strand. (4) The strands in the DNA molecule are, THEREFORE, regarded as complementary. |
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