Which of the following is a method of preventing pests from damaging your crops?

a
nuclear warfare
b
introducing biological predators
c
building a fence
d
building larger farms

b) introducing biological predators eg to kill mice in rice field snake can be used

answer; polycythemia is the correct answer;

identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.v