MCQ
The double helical structure of $DNA$ was proposed by
  • Watson and Crick
  • B
    Meicher
  • C
    Emil Fischer
  • D
    Khorana

Answer

Correct option: A.
Watson and Crick
a
The $3-dimensional$ double helix structure of $DNA$, was proposed by James Watson and Francis Crick.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free