Question

The meeting between Kariko and Drew Weissman is described as a “turning point” because it:

• A. initiated a collaboration that led to a key scientific breakthrough
• B. resulted in major funding support
• C. led to immediate global recognition
• D. ended Karikó’s struggles at the university

Answer 1

Answer:

A. initiated a collaboration that led to a key scientific breakthrough

• The passage explains that after meeting Drew Weissman, they began collaborating and eventually made a crucial 2005 breakthrough—modifying mRNA so it would not trigger a harmful immune response.

• This breakthrough later enabled the development of mRNA vaccines, making the meeting a true “turning point.”