Biology PYQ 223 of 227 · Inventions, Discoveries & Scientists

The DNA double helix structure was discovered by

  1. AJames Watson and Francis Crick
  2. BRosalind Franklin and Maurice Wilkins
  3. CLinus Pauling
  4. DGregor Mendel

69th BPSC

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Correct answer: (a) James Watson and Francis Crick

Explanation

The DNA double helix structure was discovered by James Watson and Francis Crick in 1953.

They used X-ray crystallography data from Rosalind Franklin and Maurice Wilkins, and won the Nobel Prize in 1962.

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