Cuvier, an anatomist and paleontologist, proposed that ____.
A) all present-day organisms have descended, with adaptations, from one--or possibly a few--original organisms
B) Earth's history has been marked by several periods when destruction of populations was widespread and that, after each such period, the earth was repopulated
C) evolutionary changes in organisms are caused by use and disuse
D) although evolution is responsible for all the changes that happen to species, one center of creation resulted in the original members of each species
E) geologic processes in Earth have not changed over billions of years
Correct Answer:
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Q1: The oldest fossils _.
A) demonstrate the
Q4: When the theory of evolution by natural
Q5: An asteroid that impacted Earth about 66
Q6: Thomas Malthus proposed that _.
A) the food
Q8: The most important evidence that Darwin used
Q8: The tailbone of humans is an example
Q10: Scientists began to question the perfection of
Q10: Which theory was helpful to Darwin in
Q16: No convincing fossil evidence exists for _.
Q17: Darwin's theory states,in part,that individuals with certain
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