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For the development of animals, nothing -- with the exception of DNA -- may be more important than oxygen in the atmosphere. A study now links the rise in oxygen to a rapid increase in the burial of sediment containing large amounts of carbon-rich organic matter.
For the development of animals, nothing -- with the exception of DNA -- may be more important than oxygen in the atmosphere. A study now links the rise in oxygen to a rapid increase in the burial of sediment containing large amounts of carbon-rich organic matter.
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