What is the function of the cell membrane? A. To determine what materials can enter or leave a cell B. To package proteins in an animal cell C. To contain the genetic information of an organism D. To transport materials throughout a cell

the areas around the equator

imagine a line passing through the center of earth that goes through both the north pole and the south pole. this imaginary line is called an axis. earth spins around its axis, just as a top spins around its spindle. this spinning movement is called earth's rotation. at the same time that the earth spins on its axis, it also orbits, or revolves around the sun. this movement is called revolution.