Explain how all the organelles in your model work together to provide nutrition and energy for the cell. Tell how each organelle in the model contributes to provide nutrition and energy for the cell.

answer; polycythemia is the correct answer;

the denominator has a very specific role.

i'm thinking (a) to keep sand in place; ////////////

explanation: a sand fence or sandbreak, like a snow fence, is used to force windblown, drifting sand to accumulate in a desired place. sand fences are employed to control erosion, sand dune stabilization, keep sand off roadways, and to recruit new material in desert areas.

wha is what i will use to get my free points