(A) 1909 (X)
(B) 1923 (X)
(C) 1945 (X)
(D) 1953 (✔)
Answer : The structure of DNA was elaborated by Watson and Crick in 1953.
(A) 1909 (X)
(B) 1923 (X)
(C) 1945 (X)
(D) 1953 (✔)
Answer : The structure of DNA was elaborated by Watson and Crick in 1953.
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