An organ is a structure composed of two to four types of tissues working to perform functions that are beyond the scope of an individual tissue type. A set of related organs working cooperatively toward the performance of even more complex functions constitutes an organ system.
The Americans ignored them, what African Americans were encouraged to join the war. African Americans over the years the treatment changed.
The correct answer is how did the role of a religion which is in Europe changed between modern eras and postclassical?
Historian is termed as a researcher on a scholar who uses wide range of sources, techniques and tools to understand the past and how people and society they have changed.
They divided times and periods where similar events they do take place.