Where do we think life first formed on the Earth?
A) In the air
B) In the oceans
C) On land
D) On asteroids that carried microorganisms to Earth
Correct Answer:
Verified
Q1: Terrestrial life is composed of 20 different
Q3: The four main chemicals of which life
Q4: Which one of the following is NOT
Q5: Why was the comet impact a chance
Q6: If we model the age of the
Q8: What occurred approximately 500 million years ago?
A)
Q9: In 1952,chemists Harold Urey and Stanley Miller
Q10: If we model the history of the
Q11: Complex microorganisms that have complex DNA enclosed
Q17: According to the theory of evolution, chemical
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