Why Is It Believed That RNA Was the First Informational

question 49

Multiple Choice

Why is it believed that RNA was the first informational molecule to evolve?

• A) RNA molecules can replicate into DNA molecules.
• B) RNA molecules are more central to modern inheritance than DNA.
• C) RNA molecules degrade more slowly in solution than DNA molecules.
• D) RNA molecules are much simpler structures than other macromolecules.
• E) RNA molecules are able to function as both enzymes and substrates for their own replication.

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