Consider the Experiment That Stanley Miller Did to Simulate Chemical

question 37

Multiple Choice

Consider the experiment that Stanley Miller did to simulate chemical evolution.Recall that a glass flask held the reduced gases NH₃,CH₄,and H₂ and that the gases were exposed to electrical sparks.What is the null hypothesis in the experiment?

• A)Chemical evolution does not occur.
• B)Chemical evolution requires the presence of reduced molecules.
• C)Chemical evolution requires continuous heating.
• D)Chemical evolution requires a source of kinetic energy.
• E)Chemical evolution occurs only on Earth.

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