There was a ____ of black peppered moth ____ as a result of a naturally occurring genetic mutation. However, the first black peppered ____ was recorded in Manchester in ____. The black moths were not easily ____ on the pale lichen covering the tree trunks. Therefore, they were more likely to be ____ by ____. For this reason, ____ black peppered moths survive to ____ and pass on their ____ to the next generation. The process where ____ are better able to adapted to its environment to reproduce viable offspring is called ____ selection. Natural selection was explained by Charles ____ in the book: ¨Origins of Evolution.

Natural Selection

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