Multiple Choice
The X-ray diffraction pattern for DNA suggested to Wilkins and Franklin all of the following features about DNA EXCEPT
A) a DNA molecule has a uniform diameter of 2 nanometers.
B) in a DNA molecule, A pairs with T and G pairs with C.
C) the DNA molecule consists of repeating subunits.
D) the phosphate-sugar ʺbackboneʺ of the molecule is on the outside of the DNA helix.
E) a DNA molecule is helical.
Correct Answer:

Verified
Correct Answer:
Verified
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