Which of the following changes is likely to occur if atmospheric warming occurs as currently projected?
A. loss of half the world's species
B. decreased photochemical smog
C. dropping sea levels
D. increased crop yields worldwide
Answer: A
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The theory of "Social Darwinism" was created by
A) Charles Darwin. B) David Hume. C) Herbert Spencer. D) John Locke.
How many tripeptides can be made using the 20 standard amino acids?
A) 60 B) 400 C) 6840 D) 8000
What rock type is composed of rounded gravel?
A. Conglomerate B. Shale C. Sandstone D. Breccia
From this graph, one should conclude that
A. most of the energy input into the system goes toward changing state, not to change temperature. B. most of the energy input into the system goes toward changing temperature not changing state. C. most of the energy input into the system goes toward a more ordered, rigid, molecular structure. D. None of these options are correct.