Why can fish not live under acid deposition conditions? a. Cannot reproduce when the pH<6
b. Die at a pH < 4.3
C. Aluminum gets into gills and suffocates them
d. All of the above

Wind energy is plentiful in regions with vast open spaces it is a non polluting renewable resource what could be an economic factor that makes the use of this resource less feasible then non renewable resource even in such regions

Witch type of microscope is used to view very small cell components like proteins and dna?

Looking at this image, what relationship can be drawn from it? the lower the degree of latitude, the lower the degree of temperature there is no relationship between latitude and temperature the higher the degree of latitude, the higher the degree of temperature the lower the degree of latitude, the higher the degree of temperature