Life may have existed as long ago as
A) 4.8 billion years ago.
B) 4.56 billion years ago.
C) 4.4 billion years ago.
D) 4.1 billion years ago.
Correct Answer:
Verified
Q25: Hominins include
A) Homo sapiens only.
B) species within
Q26: Nearly all currently existing animal lineages evolved
Q27: Animals differ as a kingdom because they
A)
Q28: How does the process of fossilization occur?
A)
Q29: Fossils of red algae in India date
Q31: Tetrapods include
A) organisms descended from ancestors with
Q32: Which of the following statements is true
Q33: Which of the following is not a
Q34: Oceans probably existed by
A) 4.56 billion years
Q35: The Burgess Shale is an example of
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