人们在寿光大棚蔬菜种植过程中发现,如果在大棚内长期使用某种农

人们在寿光大棚蔬菜种植过程中发现,如果在大棚内长期使用某种农药,害虫对这种农药的抗药性会越来越强。下列解释错误的是(  

A.害虫抗药性的增强是农药对害虫不断选择的结果

B.害虫存在遗传和变异现象为其抗药性的增强提供了前提条件

C.对害虫来说抗药性变异是有利变异

D.害虫的抗药性是在农药的作用下产生的

答案

D

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