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प्रश्न
Approximately how many years ago did RNA molecules act as both genetic material and biological catalysts on early Earth?
पर्याय
4 billion years ago
1 billion years ago
2 billion years ago
6 billion years ago
MCQ
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उत्तर
The RNA World Hypothesis proposes that approximately 4 billion years ago, RNA molecules served dual roles as both genetic material (storing hereditary information) and as biological catalysts (performing enzymatic functions) in early life on Earth.
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