Respuesta :
Well most likely the 5% had developed or had gained a trait from an ancestor or parent that made them immune to the insecticide that they used.
Answer: The living termites had genes that the dead termites did not have.
Explanation: Variety in a population's genetic characteristics helps ensure that some individuals will be able to survive a change in the environment. The insects survived because they had genes that made them resistant to the pesticide.