Chemical replication

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Spontaneous emergence of self-replication in chemical reaction systems

Self-replication is one of the central properties of life (1), and to explain life’s origins we need to explain how selfreplication arose. It is widely accepted that before DNA, life replicated through RNA molecules (2). However, it remains unclear how the building blocks of RNA, such as nucleotides, became available on the primitive Earth, and even if these building blocks were abundant, it is...

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ژورنال

عنوان ژورنال: Nature

سال: 1994

ISSN: 0028-0836,1476-4687

DOI: 10.1038/369184a0