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Ivahew [28]
4 years ago
14

What led to the conclusion that single-celled prokaryotic organisms evolved in the absence of oxygen

Biology
1 answer:
Tema [17]4 years ago
4 0
Earth's atmosphere 3.5 billion years ago contained little or no oxygen.
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Urbanization increased dependence on particular skills of remunerated professionals because..

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4 years ago
Need help with this please
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3 years ago
You perform a test cross on some hamsters. You want to know if your brown hamster carries the allele for albinism, a recessive m
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