Crossing over is the process whereby
homologous chromosomes exchange chromosomal material,
sister chromatids pair at the centromeres,
homologous pairs of chromosomes separate and migrate toward a pole,
homologous chromosomes pair along their lengths.

as a camel goes without food, its hump begins to shrink. its fur prevents the camel from sweating too much.camels store fat in their humps, not water.

i don't know. if i were you, i would search it up online : d

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.

your answer is going to be physical weathering