The Cambrian explosion is an example of a(n)
A) mass extinction.
B) radiation.
C) extremophile environment.
Correct Answer:
Verified
Q26: Which of the following terms describes large
Q27: During the metabolic process of photosynthesis, organisms
Q28: In the universal tree of life, which
Q29: The oldest chemofossils are _ Ma.
A) 3700
B)
Q30: Increasing oxygen concentrations in the Earth's atmosphere
Q32: When groups of organisms are unable to
Q33: The extreme imbalance in the Earth system
Q34: Ancient microbial mats preserved in the rock
Q35: The _ crater is the impact site
Q36: About how long did microbes exist on
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