Aerobic respiration happens in what cellular organelle?
anaerobic respiration does not use gas it happens in one process (after glycolysis) called
what process was used to make beer?
what are the products of alcohol fermentation?

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.

did you fail the test? xd