Answer: C
Explanation: ability to defend against pathogens
Well water from private sources is generally safer than water from public mains. False
During _ cells become specialized to certain function.
mitosis
Answer:
A. Air pollution in the atmosphere will decrease.
Explanation:
Electricity is among the purest energy sources. Although production of electricity will cause a lot of environmental pollution. A common way of producing electricity is through burning fossil fuels. The combustion of coal and natural gas results in smog, acid rain, soot, global warming and carbon pollution. It also generates significant quantities of waste including sludge, hazardous chemicals and heat. However, solar panels works on the solar energy and therefore helps to decrease in air pollution.
I think the answer is A but I'm not sure
