All of the following statements about DNA structure are correct EXCEPT which one?
A) Both the B-form and Z-form have anti-parallel DNA strands.
B) The Z-form has a dinucleotide repeat.
C) The A-form is the major DNA secondary structure observed in isolated cell nuclei.
D) DNA secondary structures are stabilized by hydrophobic interactions between the faces of the bases.
E) There are no exceptions to the Watson-Crick base-pairing rules in undamaged DNA.
Correct Answer:
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