The first catalytic and self-replication biological molecule was most likely
A) RNA.
B) DNA.
C) proteins.
D) ATP.

Question

Quizplus · Accepted Answer

RNA is thought to have been the first biological molecule capable of catalyzing chemical reactions and self-replicating. This is supported by the fact that RNA can both store genetic information and catalyze chemical reactions, and can also serve as a template for its own replication.

The First Catalytic and Self-Replication Biological Molecule Was Most Likely