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JEE Main Chemistry question

ChemistryBiomoleculesJEE Main

One strand of a DNA molecule has the following sequence of bases: ATGCTATTCAG. In its complementary strand, the number of adenine base units will be .

Answer: 4

Solution

Writing the complementary strand by strict Watson–Crick base pairing (AT, GC) against the given strand

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Question ID VK-151291