The two strands of a DNA double helix can be separated by heating. If you raised the

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The two strands of a DNA double helix can be separated by heating. If you raised the temperature of a solution containing the following three DNA molecules, in what order do you suppose they would “melt”? Explain your answer.

a. 5ʹ-GCGGGCCAGCCCGAGTGGGTAGCCCAGG-3ʹ

    3ʹ-CGCCCGGTCGGGCTCACCCATCGGGTCC-5ʹ

b. 5ʹ-ATTATAAAATATTTAGATACTATATTTACAA-3ʹ

    3ʹ-TAATATTTTATAAATCTATGATATAAATGTT-5ʹ

c. 5ʹ-AGAGCTAGATCGAT-3ʹ

   3ʹ-TCTCGATCTAGCTA-5ʹ

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Essential Cell Biology

ISBN: 9780393680362

5th Edition

Authors: Bruce Alberts, Karen Hopkin, Alexander Johnson, David Morgan, Martin Raff, Keith Roberts, Peter Walter

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