What did the X-ray diffraction patterns initially reveal about the DNA molecule?

A) It is of uniform diameter and has a helical structure.
B) It is a helical molecule with paired bases in the center.
C) It is double-stranded with antiparallel strands.
D) It is acidic, phosphorus-rich, and large.
E) It contains hereditary information.


A

Biology & Microbiology

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