.DNA.

Who first isolated DNA?

• a) James Watson

• b) Francis Crick

• c) Friedrich Miescher

• d) Rosalind Franklin

Who are credited with the double-helix model of DNA?

• a) Rosalind Franklin and Maurice Wilkins

• b) James Watson and Francis Crick

• c) Friedrich Miescher and Albrecht Kossel

• d) All of the above

Rosalind Franklin's key contribution was:

• a) Identifying nucleotide bases.

• b) Building the double-helix model.

• c) X-ray diffraction images.

• d) Isolating nuclein.

The 1962 Nobel Prize was awarded to:

• a) Rosalind Franklin, James Watson, Francis Crick.

• b) James Watson, Francis Crick, Maurice Wilkins.

• c) Friedrich Miescher, Albrecht Kossel, Maurice Wilkins.

• d) Rosalind Franklin, Maurice Wilkins, Albrecht Kossel.

Why did Rosalind Franklin not receive a Nobel Prize?

• a) Her work was not significant.

• b) She refused the prize.

• c) She died before it was awarded.

• d) Her contribution was unknown at the time.

DNA discovery significantly impacted:

• a) Medicine.

• b) Agriculture.

• c) Forensics.

• d) All of the above.

A key quality of Rosalind Franklin was:

• a) Precision.

• b) Ambition.

• c) Collaboration.

• d) Enthusiasm.

The technique used to study DNA structure by Franklin and Wilkins was:

• a) Microscopy

• b) Electrophoresis

• c) X-ray crystallography

• d) Chromatography.

Which scientific field was most directly influenced by the DNA discovery?

• a) Paleontology

• b) Geology

• c) Molecular Biology

• d) Astrophysics