Which of the following produced most of the oxygen that is found in the atmosphere today?
a l...
Biology, 25.08.2019 10:30 Joxnny8757
Which of the following produced most of the oxygen that is found in the atmosphere today?
a living organisms
b outgassing
c condensation
d photodissociation
my gut is telling me b but i could be
Answers: 2
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