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Question

Watson and Crick are known for their discovery that DNA

A
Is a single stranded helix
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B
Contains deoxyribose only
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C
Is a double stranded helix
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D
Synthesizes rRNA
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Solution

The correct option is C Is a double stranded helix
According to Watson and Crick model, DNA molecule consists of two long, parallel chains which are spirally coiled around a common axis in a regular manner to form a double helix. Structure of DNA was explained by Watson and Crick as the molecule which contains heredity information for cells. Watson and Crick shared Nobel Prize in Medicine in 1962.
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