Question

The double helix model of DNA was proposed by which two scientists, and in what year?

Options

• James Watson and Francis Crick in 1953

• Robert Sinsheimer and Erwin Chargaff in 1959

• Maurice Wilkins and Francis Crick in 1952

• Linus Pauling and James Watson in 1951

Answer 1

James Watson and Francis Crick proposed the double helix model of dsDNA in 1953, a landmark discovery that revolutionized our understanding of DNA structure and function. This model explained how genetic information could be stored and replicated.