Multiple Choice
Which hypothesis for the abiotic formation of organic molecules suggests that early Earth's atmosphere was a neutral atmosphere?
A) The energy for this synthesis could have come from lightning and UV radiation.
B) Some evidence suggests that the early atmosphere was made up primarily of nitrogen and carbon dioxide.
C) Amino acids were found near volcanic eruption sites.
D) Organic compounds were first produced in deep-sea hydrothermal vents.
Correct Answer:

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Correct Answer:
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