The Classical Laboratory Experiments Performed by Urey and Miller to Explore

Multiple Choice

The classical laboratory experiments performed by Urey and Miller to explore the necessary conditions for the production of organic molecules (the building blocks of living things) in the solar system involved the passing of electrical discharges through what mixture of gases?

A) ammonia, methane, water vapor, and hydrogen
B) carbon dioxide, water vapor, and dust
C) hydrogen and helium
D) nitrogen, oxygen, water vapor, and carbon dioxide