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1. Why did the first signs of human life on the island frighten Crusoe? |
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Answer» Earliestlifeforms. Fossil evidence informs most studies of the origin oflife. The age of theEarthis about 4.54 billion years; the earliest undisputed evidence oflife on Earthdates from at least 3.5 billion years ago. There is evidence thatlifebegan much earlier |
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