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hermiz hermiz
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6 years ago
The first self-replicating molecule was probably
A) a simple carbohydrate
B) DNA
C) a simple protein
D) RNA
Textbook 
Life in the Universe

Life in the Universe


Edition: 4th
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Life in the Universe, 4/E (Bennett, Shostak)
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DonskoyDonskoy
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6 years ago
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This site is awesome
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