Question

The central scientific idea that Katalin Kariko believed in from the beginning of her career was ________.

• A. that DNA could permanently alter human genes
• B. that messenger RNA could train human cells to fight disease
• C. that viruses could be eliminated through antibiotics
• D. that proteins were more reliable than nucleic acids

Answer 1

Answer:

B. that messenger RNA could train human cells to fight disease

The passage clearly states that from the start, Karikó believed mRNA could be used to instruct human cells to combat disease, even though few scientists took it seriously.