Which statement about the fluid mosaic model of membrane structure is correct? a) the less unsaturated the fatty acid ,the more fluid nature.
b) the more unsaturated the fatty acid ,the more fluid nature.
c) higher the temperature, less fluid nature.
d) the lower temperature, more fluid nature

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.

emerging idea only occurs as a raw idea that could appear out of nowhere. meanwhile, to reach scientific consensus , that idea must be structured and tested over and over again through various experiments. the scientific consensus transforms the raw idea into idea that is more reliable through the process of scientific elimination.

yes we can.   a lady urinates from her urethra.