Which of these findings was determined by Watson and Crick as they explored the nature of the double helix structure of DNA?

+1 vote

 

  

The two DNA strands are antiparallel.

  

Repeating distances between atoms in DNA molecules indicate a regular and repeating structure.

  

The coiled sugar-phosphate backbone is arranged on the inside of the spiral.

  

For nitrogenous bases to fit within the helix structure, a purine must be interchangeable with any other purine.

 

asked Dec 25, 2012 in Biology by anonymous
    

1 Answer

+1 vote
The two DNA strands are antiparallel.
answered Dec 25, 2012 by Luffy ~Expert~ (977 points)

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