Nitric oxide gas dissolves in water and releases hydrogen ions (H+). The solution is now: a) neutral
b) an acid
c) a base

garbage disposal because lysosomes dispose of old cell parts like garbage disposals dispose of old food.

carbon traps heat so more of it makes it hotter causing global warming. during the ice age carbon levels in the atmosphere were low so it got very cold. so the common things between them is carbon levels in the atmosphere.