The main point of evolution is that development
a. is driven solely by genetics.
b. of nonhumans can be easily explained, while human development is unexplainable.
c. involves an interaction between genetic and environmental forces.
d. seldom aids in adaptation.
Question 2In Kettlewell's research, the proportion of dark-colored moths increased as _____ increased.
a. pollution
b. the use of outdoor lights
c. dark-colored beetles
d. the number of trees
Question 3Kettlewell's research on the color of moths and their geographic location demonstrates the principle of
a. cultural evolution.
b. social learning theory.
c. natural selection.
d. concordance.
Question 4The idea that some genes aid in adaptation more than others is known as
a. genetic counseling.
b. natural selection.
c. shared environmental influences.
d. crossing over.
Question 5Which of the following is NOT a major claim of Darwin's theory of evolution?
a. There is genetic variation in a species.
b. Some genes aid in adaptation to the environment more than other genes do.
c. New species emerge on their own and are not related to earlier species.
d. Genes that aid in adaptation to the environment are more likely to be passed on to future generations.
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