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Biology, 22.06.2020 17:57 tayleeanntabeln2097
How did the formation of the ozone layer contribute to the existence of life on Earth?
O It blocked the Sun's harmful UV rays.
O It caused water vapor to cool, condense and collect.
It released large amounts of oxygen into the air
It warmed Earth's surface preventing materials from freezing.
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How did the formation of the ozone layer contribute to the existence of life on Earth?
O It blocked...
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