What was the purpose of the conclusion of the declaration of independance

How does an appellate court differ from a trial court a. an appellate court usually has a jury b. an appellate court decides issues of facts c. an appellate court examines more witnesses d. an appellate court reviews another courts decision

Andreus vesalius is known for being the first scientist to provide detailed and accurate

What from the columbian exchange had perhaps the biggest impact on the world?