Under what conditions will prebiotic molecules NOT be manufactured in MillerUrey experiments?
A) if ammonia (NH3 ) is present in the flask
B) if methane (CH4 ) is present in the flask
C) if oxygen (O2 ) is present in the flask
D) if carbon dioxide (CO2 ) is present in the flask
Question 2
Based on the results from Planck, the overall composition of the universe is
A) 100 ordinary (baryonic) matter.
B) 15 ordinary (baryonic) matter, 85 nonbaryonic dark matter.
C) 1 ordinary (baryonic) matter, 99 nonbaryonic dark matter.
D) 4 ordinary (baryonic) matter, 23 nonbaryonic dark matter, 73 dark energy.
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Gas molecules have no bonds to other molecules and move in random motion.
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