The tiny air sacs at the terminal end of the airways; the place where gas exchange occurs in the lungs

Me . based on the data in your tables, did the light-colored moths have a higher or lower survival rate after the industrial revolution?

What substance is the most acidic. lemon juice. tomato juice. sodium hydroxide. water

Which short-term environmental change is most likely to lead to ground shifting, landslides, and the collapse of buildings or roads? forest fires flooding earthquakes