Question
How does industrial melanism support Darwin’s theory of Natural Selection? Explain.
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Answer
Before industrial revolution-the environment was unpolluted the lichens on the barks of trees-pale, white winged moths could easily camouflage, while the dark winged were spotted out by the birds for food-hence they could not survive, After industrial revolution the lichens became dark (due to soot deposit), This favoured the dark winged months while the white winged were picked by birds, The population of the former increased (naturally selected).
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