Why Is RNA Thought to Have Been the First Genetic

question 23

Multiple Choice

Why is RNA thought to have been the first genetic material?

• A) RNA is structurally simpler than DNA.
• B) RNA has been found on meteorites; DNA has not.
• C) RNA is capable of self-replication; DNA is not.
• D) Primitive organisms, such as some viruses, have RNA as their genetic material.

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