A Current Leading Hypothesis About the First System of Inheritance

question 8

Multiple Choice

A current leading hypothesis about the first system of inheritance in the earliest life forms involves

• A)self- replicating RNA molecules aided by ribozymes.
• B)proteins that served as templates for RNA molecules,leading to the formation of DNA.
• C)self- replicating DNA molecules (the "DNA world" hypothesis).
• D)self- replicating polypeptides aided by ribosomes.

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