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What element was poisonous to the first forms of life on Earth until they evolved to take advantage of it by using cellular respiration.

What element was poisonous to the first forms of life on Earth until they evolved to take advantage of it by using cellular respiration.
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what element was poisonous to the first forms of life on Earth until they evolved to take advantage of it by using cellular respiration.

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User Jama
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1 Answer

3 votes
Oxygen was poisonous
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User Abbath
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