Viruses, although not considered to be alive, attack host cells and cause disease. the attack of a host cell is necessary for the virus to survive for all of the reasons listed except one. that is

Agriculture is changing the environment. with increased populations, there is a greater demand for food. which of the following is not an impact of farming? a) pesticide and fertilizer pollution b) sediment transport and deposition downstream c) increased water supply and flooding d) desertification and deforestation