In regard to the peppered moths, what has happened to the white peppered moth if the cities are now cleaner?
A. Their population has not changed.
B. There population is equal to the dark colored moths.
C. There population has increased.
D. There population has decreased.
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Which of these is evidence of global warming? a. overall rising seal levels b. falling global temperatures c. an increase in the size of glaciers d. stable precipitation patterns appex
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