Who discovered DNA?

Who discovered DNA?

A. James Watson and Francis Crick

B. Gregor Mendel

C. Johannsen

D. Hargovind Khorana

E. None of the above/More than one of the above
Answer – E
Explanation:- Many people believe that American biologist James Watson and English physicist Francis Crick discovered DNA in the 1950s. In reality, this is not the case. They have concluded that DNA molecule exists in the form of a three-dimensional double helix.

Rather, DNA was first identified in the late 1860s by Swiss chemist Friedrich Miescher.

Therefore, option E is the correct answer.

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