The RNA world proposal suggests that the first information molecules were ____.
A) transfer RNA
B) ribosomes
C) messenger RNA
D) ribozymes
E) unpaired strands of DNA

Question

Quizplus · Accepted Answer

The RNA world hypothesis suggests that early life forms used RNA both to store genetic information and to catalyze chemical reactions, making ribozymes (RNA molecules that can catalyze chemical reactions) the first information molecules.

The RNA World Proposal Suggests That the First Information Molecules