Cyanobacteria became the first microbes to to produce Oxygen (O2) as a product of Photosynthesis.
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Answer:
d. Metamorphic
a. Through weathering and erosion
d. The area was on land
Explanation:
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Answer:
They both were a downfall
Explanation:
That would be 30% of all cancer deaths but accounts for 87% of lung cancer deaths
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