Air pollution is a type of environmental pollution that affects the air and is usually caused by smoke or other harmful gases, mainly oxides of carbon, sulphur and nitrogen. In other words, air pollution is the contamination of air due to the presence or introduction of a substance which has a poisonous effect.
Air pollution can also cause long-term damage to people's nerves, brain, kidneys, liver, and other organs.
B is right
chufffggbbvggghhhhhhhhhhh
I am mostly sure the answer is B. Good luck, and sorry if it's wrong! :(
To understand the phenomenon of biological cell
To understand which principal occurs
To know the whose are reactant and what makes product
Hope for brainliest mark
<span>Simply because cells need both these types of molecules for proper function.</span>
