All of the following may have been in the atmosphere of primitive Earth EXCEPT
A) hydrogen.
B) ammonia.
C) water.
D) oxygen.
Correct Answer:
Verified
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
Q20: According to Oparin's theory of the origin
Q22: All of the following support the idea
Q23: In order to be called a primitive
Q24: If the first living thing was produced
Q25: All of the following would have been
Q26: Oxygen would interfere with organic molecules by
A)
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