Why would it take more energy to separate the double-stranded region of DNA with the sequence GCGCGCGC than a region with the sequence ATATATAT?
A) GC base pairs form more phosphodiester bonds
B) The helix is wound more tightly in GC base pairs
C) GC base pairs form more hydrogen bonds
D) The sequence containing G's and C's is longer
E) GC base pairs form covalent bonds between DNA strands
Correct Answer:
Verified
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