Biology, 28.02.2021 02:30 orlando19882000
Why do you think 02 levels rose dramatically and then fell after the Cambrian Explosion?
a. Too many plants evolved and took away the oxygen from the atmosphere.
b. There was a large break up of supercontinent Rodinia. This released a lot of O2 into the atmosphere.
c. A meteor hit the Earth and cleared out all the oxygen.
d. So many new life forms were doing cellular respiration. This took in a lot of 2.
Answers: 1
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Why do you think 02 levels rose dramatically and then fell after the Cambrian Explosion?
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