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Questions and Answers
Early bacteria and mitochondria in eukaryotes use dioxygen (O2) and carry out aerobic ______
Early bacteria and mitochondria in eukaryotes use dioxygen (O2) and carry out aerobic ______
respiration
The first living organisms were ______
The first living organisms were ______
anaerobes
Dioxygen, O2, is toxic to all forms of ______
Dioxygen, O2, is toxic to all forms of ______
life
Life coexists with 21% O2 because of: antioxidant defense systems repair or replacement of the components damaged by ______
Life coexists with 21% O2 because of: antioxidant defense systems repair or replacement of the components damaged by ______
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Animals, plants, and aerobic bacteria require O2 for efficient production of ______
Animals, plants, and aerobic bacteria require O2 for efficient production of ______
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