Meteorology or maybe weather forecasting
Density is important because it affects whether objects will float or sink. it is an important property to consider when building things like ships or a hot air ballon.
The expression of cellular molecules
ex: proteins or nucleic acids
Answer:
Deciduous forests, grows wild in the eastern half of North America. Requires lots of rain and shade.
Explanation:.
13. Endoplasmatic reticulum (ER)
15. You should say something about how folded membranes increase the surface of the organelles, so more ribosomes can be attached to the ER surface or more proteins can find their receptor in other membranes.