According to the site, what are some alternatives for students who drop-out of school

the of atp are the key to its ability to store and supply energy;

phosphate

the phosphate groups of atp are the key to its ability to store and supply energy. atp releases energy when it breaks bonds between its phosphate groups.

answer:

it caused mass african migration, african populations to grow, african empires to topple, and racism against slaves to emerge.