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Industrial melanism as observed in peppe...

Industrial melanism as observed in peppered moth proves that

A

Melanism is a pollution-generated feature

B

The true black melanic forms arise by a recurring random mutation

C

The melanic form of the moth has no selective advantage over lighter form in industrial area

D

The lighter form moth has no selective advantage either in polluted industrial area or non-polluted area.

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The correct Answer is:
B
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