Microfossil evidence suggests that life
A) originated when the Earth formed 4.6 billion years ago
B) originated about 3.4 billion years ago
C) existed 3.85 billion years ago
D) existed and was well established by 3.4 to 3.5 billion years ago
Correct Answer:
Verified
Q1: If a fossil were to be discovered
Q2: The first life to originate on Earth
Q3: Carbon isotope evidence from rocks found on
Q4: Microfossils found in northwestern Australia in 2011
Q6: Currently, the strongest evidence for microfossils dates
Q7: Microfossils are
A) fossilized microbes
B) the remains of
Q8: Which approach is currently proving to be
Q9: Stromatolites date back to approximately
A) 4.6 billion
Q10: Microfossils found in northwestern Australia in 2011
Q11: Why have studies of the geological record
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