No matter what the cell type, prokaryotic or eukaryotic, plant or animal, the forms a protective barrier between the exterior environment and the interior of the cell.
a. cell wall
b. cytoskeleton
c. cell membrane
d. glycoproteins

oxygen +1 most likely

he movement of air through earth's or any planet's atmosphere is called wind, and the main cause of earth's winds is uneven heating by the sun. this uneven heating causes changes of atmospheric pressure, and winds blow from regions with high pressure to those with low pressure.

i hope this : )