What did dred scott dare to do in 1846?

Dred Scott filed a very important lawsuit for the history of the United States that ended in 1857 at the US Supreme Court, Scott was an African-American requesting freedom for him, his wife and their children, because they were going to be sold for separated. The Supreme Court resolution was negative for Scott, since he determined that African Americans and their descendants be free or slaves, were not considered citizens.

jewish people, gypsies, and political opponents.

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.