Studying how drought affects the food supply in a region of the alaskan tundra would be studying a question at the level of ecological organization.

biosphere

population

community

ecosystem

Which of the following is most likely the result of an organism having lipids in its body a) water cannot be absorbed through the surface of a leaf b)human eats fruits to get a quick source of energy c) a sheep sleeps for more hours in the winter d) a warm river is filled with fish and algae