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Biology, 09.12.2020 22:40 Felici6086

Which events contributed to life evolving on Earth? Check all that apply. > Organisms began to photosynthesize.
> The surface cooled, and water condensed.
> Volcanoes added carbon dioxide to the atmosphere.
> Ozone formed and blocked ultraviolet rays from the Sun.
> Comets crashed into Earth, releasing water.

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