The Original Miller-Urey Experiment Did Not Include Several Gasses Later

question 160

Multiple Choice

The original Miller-Urey experiment did not include several gasses later shown to have occurred on the primordial Earth, including CO₂, N₂, and SO₂. When scientists ran a new experiment incorporating these gasses, which of the following was not produced?

• A) All five bases that are present in DNA and RNA
• B) Phospholipids
• C) Nicotinamide (part of NAD)
• D) Many three- to six-carbon sugars
• E) Certain fatty acids

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