Why Do Researchers Think the First Self-Replicating Molecule Was RNA

question 16

Multiple Choice

Why do researchers think the first self-replicating molecule was RNA?

• A)RNA is the only type of molecule that can catalyze a chemical reaction.
• B)RNA has the capacity to provide a template and is known to catalyze reactions (although no existing self-replicating molecules of RNA have been discovered).
• C)Self-replicating molecules of RNA exist today,in human cells.
• D)Fossil evidence of such a molecule was recently discovered.

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