If oxygen had been present at the beginning of organic evolution, one hypothesis suggests that
A) evolution would have been speeded up.
B) evolution would have been speeded up only for plants.
C) no change would be noted.
D) life would not have evolved.
Correct Answer:
Verified
Q6: According to Oparin's theory, primitive Earth's atmosphere
Q7: Which of the following gases was probably
Q8: Current evidence suggests that
A) the "Big Bang"
Q9: Oparin's theory of the origin of life
Q10: All of the following characteristics are necessary
Q12: Biogenesis states that life begins with
A) oceans.
B)
Q13: Stanley Miller's experiment
A) proved the origin of
Q14: If the first living things were autotrophs,
Q15: It is speculated that one of the
Q16: Different scientists have speculated about how the
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