Answer:
Air particles are a mixture of solids and liquids that are microscopically tiny and suspended by air currents. It can stay in the atmosphere for a few hours to a month or two. Their constituents can be various harmful substances such as heavy metals - lead, nickel, arsenic, cadmium or polycyclic aromatic hydrocarbons
Explanation:
Air particles, nitrogen dioxide and ground-level ozone are now considered to be the three most polluting substances in human health. Exposure during peak concentration and long-term exposure to these pollutants can cause damage from respiratory distress to premature death.
Something that requires a lot of energy, such as active transport, as more mitochondria means more respiration.
Yes it does. Are you trying to find out the name of the Membrane? if So, it's called: Semipermeable
Extinction is the term used when all members of a species dies and is never seen again
hope this helps if not just let me know