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A population of mosquitoes is exposed to the pesticide DDT for several generations. At the end of that time, most individuals in the population are resistant to DDT. The most likely reason is that: A. DDT caused the mutations that led to resistance. B. Some individuals in the original population had the mutations that led to resistance. C. By chance, new mutations that led

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Answer:

A. DDT caused the mutations that led to resistance

Explanation:

Some insects that survived the application of the first frequent doses developed a tolerance and tolerance to it. For example, it has been proven that the common fly has developed DDT-resistant generators characterized by a larger size, a quinine layer less permeable to the pesticide and a greater amount of fat . A fly of this type can withstand changes between 300 and 1000 s today.

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