The second step in the origin of life involved the formation of polypeptides from small organic molecules by polymerization, a process where small molecules link together to form larger polymers, like proteins (polypeptides) and nucleic acids (like RNA or DNA). This stage is a part of abiogenesis, the scientific theory of how life arose from non-living matter.
The second step in the origin of life must have involved the formation of polypeptides from small organic molecules by _____?
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