Multiple Choice
The classical laboratory experiments performed by Urey and Miller in order 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) Hydrogen and helium
B) Carbon dioxide,water vapor,and dust
C) Nitrogen,oxygen,water vapor,and carbon dioxide
D) Ammonia,methane,water vapor,and hydrogen
Correct Answer:

Verified
Correct Answer:
Verified
Q60: It is unlikely that intelligent life would
Q61: How many technologically advanced civilizations are in
Q62: How is the search for extraterrestrial intelligence
Q63: The chemists who designed experiments to see
Q64: The Miller-Urey experiment demonstrated that extrasolar planets
Q66: The first person to look for radio
Q67: The most uncertain variable in the Drake
Q68: Why is carbon the best candidate for
Q69: In what way is the SETI@home program
Q70: "Darwin," a space telescope system to be