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Chemistry, 16.07.2019 22:40 DESTROYERMODE2308

Really need with this question !the peppered moth population in a locality has light and dark moth varieties. what is the likely cause of a relatively lower population of dark moth variety in the locality? a: pollution-free environment increasing lichen growth b: highly polluted environment increasing lichen growth c: pollution-free environment covering the barks with black soot d: highly polluted environment covering the barks with black soot

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