Which two of the following are evidence that the RNA world existed? Select 2 correct answer(s) In the Miller-Urey experiment, researchers created living organisms from RNA in the lab. RNA has a genotype (its sequence of nucleotides) and a phenotype (its 3D folded structure) | Bacteria, archaea, and eukaryotes all have ribozymes | RNA has a genotype (its sequence of nucleotides) but not a phenotype

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