Question Detail
Question
Barbara McClintock discovered: a. the Golgi apparatus b. the a-helix structure of DNA c. jumping genes d. ABO blood types
Correct Answer
Option C is the correct answer.
Detailed Explanation
Barbara McClintock was a pioneering geneticist who discovered transposable elements, or 'jumping genes', in maize (corn) in the 1940s and 1950s. She was awarded a Nobel Prize for this work.
Hint
She studied corn and found that genetic elements could move around on chromosomes.