Question

2 multiple choice 0.5 points helped to determine the structure of the dna molecule. william roentgen rosalind franklin gregory mendel marie curie

Explanation:

Rosalind Franklin's X - ray crystallography images of DNA, especially her famous Photo 51, were crucial in determining the double - helix structure of the DNA molecule. William Roentgen discovered X - rays. Gregor Mendel is known for his work on genetics (laws of inheritance). Marie Curie made significant contributions to radioactivity research.

Answer:

B. Rosalind Franklin