What lines of reasoning support the hypothesis that the first self-replicating systems were based on RNA...

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Biology

What lines of reasoning support the hypothesis that the firstself-replicating systems were based on RNA molecules?
What kinds of evidence support the three-domain concept oflife?
What evidence supports the idea that the mitochondrion andchloroplast were once free-living members of the domainBacteria?

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Ans The MillerUrey experiment provided the first evidence that organic molecules needed for life could be formed from inorganic components Some scientists support the RNA world hypothesis which suggests that the first life was self replicating RNA The RNA world hypothesis suggests that life on Earth began with a simple RNA molecule that could copy See Answer

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