Two researchers suggested in the 1960s that ____ may have been the first informational molecule.
A)DNA
B)a protein
C)RNA
D)ozone
E)an amino acid

Question

Quizplus · Accepted Answer

In the 1960s, researchers Francis Crick and Leslie Orgel proposed the RNA world hypothesis, suggesting that RNA may have been the first informational molecule. This hypothesis suggests that before DNA and proteins existed, RNA played a central role in both storing genetic information and catalyzing chemical reactions necessary for life. While there is still debate about the validity of the RNA world hypothesis, it remains an influential proposal for the origin of life.

Two Researchers Suggested in the 1960s That ____ May Have