Which Line of Evidence Supports the Protein-First Hypothesis

question 56

Multiple Choice

Which line of evidence supports the protein-first hypothesis?

• A) Amino acids existed on prebiotic Earth and in meteorites.
• B) Proteins display more chemical diversity than nucleic acids.
• C) Proteins display more structural diversity than nucleic acids.
• D) Protein function can be reproduced in a population.
• E) Nucleic acids are too simple to have been the first "polymers of life."

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