The answer is an attraction between polar molecules
Skin pigments actually protect us from ultraviolet rays!
It would be weathered into sediments and then eroded and deposited and then pressure and heat would turn it into a sedimentary rock and then it would melt down into magma again and then it would cool into igneous after erupting again.
This happenes in Mitosis phase 1
Hope this helps
Btw what grade r u in