The fact that Miller,in his experiments to explore the origin of life,was able to generate amino acids in an anoxic setting suggests that early Earth had no
A) oceans.
B) crust.
C) atmosphere.
D) atmospheric oxygen.
Correct Answer:
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Q58: Cynaobacteria are an example of
A)photoautotrophs.
B)photoheterotrophs.
C)chemoauthotrophs.
D)chemoheterotrophs.
Q59: The distance from a star where a
Q60: Halophiles differ from thermophiles in that
A)halophiles thrive
Q61: What type of extremophiles are likely to
Q62: What is the one finding or assumption
Q64: Acidophiles are extremophiles that a tolerance for
Q65: Ecosystems are characterized by the exchange of
Q66: Miller,in his experiments to explore the origin
Q67: Dense concentrations of microorganisms that cover surfaces
Q68: Halophiles are _ with a tolerance for
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