9. Industrial melanism involving the peppered moths (Biston sp.) is cited as an example of
natural selection that has been observed in the last one hundred years. Recall that the
peppered moth exhibits two distinct morphological types with dark and light colored
wings. Which of the following statements about changes in these two types of moths as a
result of industrial melanism is true? (1 point)
The dark forms are selected against in nonpolluted forests.
The dark forms are distasteful to birds and are thus safe in polluted forests.
The light forms are selected against in nonpolluted forests.
Birds prey on the dark and light forms equally and neither morph has an advantage
Dark forms emigrate from nonpolluted forests to polluted forests.
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9. Industrial melanism involving the peppered moths (Biston sp.) is cited as an example of
natural...
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