What important contribution to science did Miller and Urey make in the 1950's?
a. Discovered that prokaryotes were the first organisms on the earth.
b. Formulated the theory of environmental determinism.
c. Formulated the doppler shift theory.
d. Created a model of the initial atmosphere of the earth that readily generated the building blocks of life.
Question 2
In Thomas Malthus' 1798 essay he reasoned that:
a. The geological differences were created by gradual changes over time.
b. Organisms tend to reproduce in excess to the increase of the food supply.
c. All creatures have a common descendent.
d. Species must be reproductively viable to survive.
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Chemistry: The Central Science (13th Edition)