True/False
Much of the original free oxygen in the atmosphere combined with iron dissolved in water to become iron oxide.
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q118: The process in which plants use light
Q119: Zircons found in continental rocks give evidence
Q120: A major obstacle the first land plants
Q121: The first bacteria probably used _ instead
Q122: _ are the dominant land plants of
Q124: Human ancestors developed the tendency to walk
Q125: What group of animals were the first
Q126: The largest mass extinction in the Phanerozoic
Q127: The Goldilocks scenario suggests that _.<br>A)we are
Q128: Following the reptilian extinctions at the close