Scientists think that algae first evolved approximately 2.7 billion years ago, and soon after this oxygen began to exist in the atmosphere. Photosynthesis by primitive plants and algae released oxygen, which gradually built up in the atmosphere.
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Nora is from Nicaragua.
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This is the translation to the question if that is what you were looking for.
I know for sure that 1 is frio
Hello! A basic Spanish sentence would go by subject,verb, object.
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