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Home Q & A Board Science-Related Homework Help Physics Astronomy
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adreamer adreamer
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6 years ago
Why is the claim of the discovery of microfossils controversial?
A) they are found in rocks from the Hadean Eon
B) it is not clear whether they are of biological or mineral origin
C) the rocks they are found in are probably contaminated by terrestrial bacteria
D) they are too small to be of biological origin
Textbook 
Life in the Universe

Life in the Universe


Edition: 4th
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DonskoyDonskoy
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6 years ago
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adreamer Author
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#2
6 years ago
Thanks!
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