2
QuizMultiple Choice

Genetic Code — Quiz

Question 2 • Biology

Who is credited with creating the first accurate model of DNA?

Answer
A
Rosalind Franklin
B
James Watson and Francis Crick
C
Marshall Nirenberg and Heinrich Matthaei
D
Friedrich Miescher

Explanation

James Watson and Francis Crick are credited with proposing the first accurate model of DNA’s structure: the double helix. Rosalind Franklin’s X-ray diffraction research provided crucial evidence that helped reveal the structure, but Watson and Crick created the model.

AI-written and checked against the verified answer.

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