Which best describes the advantage of pest resistance?
pests are mutated and tolerate more.
pesticides become less effective.
farmers do not have to use harsh chemicals to save their crops.
farmers can kill weeds without killing their cash crop.

The benefit of resistance and combat against pests is useful and useful in the use of crops, however, do not use too strong chemicals in crops, should use products that do not harm the garden or land, In spite of having not very effective chemicals and There is a need to save the cutlives, the farmers must take care of their crops and know how to use pest resistance products.

4, two dominant and two recessive