1. How has freshwater been threatened around the world? 2. What are ways freshwater is becoming polluted?
3. How does polluted water affect the ecosystem? Describe all ways.
4. What are ways freshwater can be used for besides drinking?

U don’t have to answe all, just help me with whatever u can !! :)

For this question look at the hydropic diagram water that is heated by the sun evaporates. select the number that represents it.

To determine if a particular plant is homozygous or heterozygous, you would have to test cross with a

Define the apical impulse and describe its normal location, size, and duration. which abnormal conditions may affect the location of the apical impulse? explain the mechanism producing normal first and second heart sounds. describe the effect of respiration on the heart sounds. describe the characteristics of the first heart sound and its intensity at the apex of the heart and at the base. describe the characteristics of the second heart sound and its intensity at the apex of the heart and at the base.