The earliest life-forms on Earth likely appeared
A) within a billion years after the formation of the Solar System.
B) 3.65 billion years after the formation of the Solar System.
C) 4.6 billion years ago.
D) 250 million years ago.
E) 20 million years ago.
Correct Answer:
Verified
Q1: Natural selection essentially implies the ability to
A)
Q2: The "waste" product in the process of
Q4: The evolution of terrestrial life involves which
Q5: The image below shows an Australian shoreline.Which
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A) They can reproduce.
B)
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A) pass
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