In 1952, Chemists Harold Urey and Stanley Miller Mixed Ammonia

question 31

Multiple Choice

In 1952, chemists Harold Urey and Stanley Miller mixed ammonia, methane, and hydrogen; in a closed container; zapped it with electrical sparks and found that:

• A) they could induce cold fusion to occur
• B) they could not induce any amino acids to form
• C) single-celled microorganisms had been spontaneously created
• D) they had created many of the amino acids contained in DNA
• E) they created life in a test tube