Evidence of the changes in a species physical characteristics over long geological periods can best be shown though the study of

one would be wind another would be water density

the answer is a) cell division.

hope this !

transformative rocks are the stones that emerge from the transformation of existing rock composes in a procedure called changeability, implies changing of structures. transformative rocks are shaped from alternate shakes that are changing a result of warmth or weight connected. one of this model is the earth developments that making rocks profoundly cover or crushed which will make the stones warmed and put under awesome weight. they are not softening but rather the minerals they are containing are changed synthetically that will shape transformative rocks. now and again different rocks are shaped when the others are near some liquid magma and getting warmed.

a compound light microscope is used to magnify objects in steps.  

hope it