Chemistry

Aryanna Holden

18 March, 15:51

A farmer lost most of his crops last year because of insects. This year he decided to use pesticide to kill the insects. However, some of the insects survived the pesticide and have reproducedThe new population of insects is not affected by the pesticide. After several generations, more insects are born that survive the pesticide. What process explains the change in insect population?

A. natural selection

B. genetic engineering

C. extinction

D. artificial selection

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