Which is an example of mechanical weathering? A.) carbonic acid in water dissolving limestone

B.) salt crystallization weathering

C.) water combining with rock crystals to form hydrates

D.) colonies of bacteria releasing chemical enzymes and acids that break down minerals

People who exercise for an hour may have lower cholesterol levels. is that a statement? a law? or a hypothesis?

How will technology impact medicine in the future?

Which organelles are labeled d, and what is one feature that distinguishes them from the other labeled organelles chloroplasts the only organelles that produce sugars from sunlight mosomes, only found in animal and bacterial cells centricles only found in animal cells mitochondra, the only energo-generating structures found in cells