If the first living things were autotrophs, they
A) would have used organic molecules as a source of energy.
B) would have engaged in photosynthesis.
C) would have engaged in chemosynthesis.
D) All of these answers are true.
Correct Answer:
Verified
Q9: Oparin's theory of the origin of life
Q10: All of the following characteristics are necessary
Q11: If oxygen had been present at the
Q12: Biogenesis states that life begins with
A) oceans.
B)
Q13: Stanley Miller's experiment
A) proved the origin of
Q15: It is speculated that one of the
Q16: Different scientists have speculated about how the
Q17: To produce organic matter from inorganic matter,
Q18: Currently _ is/are thought to have been
Q19: If the first primitive cells on Earth
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