MCQOPTIONS
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| 1. |
What is the scientific name of moth that demonstrated industrial melanism? |
| A. | <em>Biston betularia</em> |
| B. | <em>Biston formalia</em> |
| C. | <em>Biston mothis</em> |
| D. | <em>Periplaneta americana</em> |
| Answer» B. <em>Biston formalia</em> | |