Question

What is the shape of DNA called?

• A. Multiple helix
• B. Single helix
• C. Double helix
• D. None of these

Answer 1

Answer:

C. Double helix

The double helix is a description of the molecular shape of a double-stranded DNA molecule. In 1953, Francis Crick and James Watson first described the molecular structure of DNA, which they called a “double helix,” in the journal Nature.