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.
It the reserved power of the state. These are powers given to state governments
that are not written down. In the United
States, it is found in the Tenth Amendment of its Constitution. This is also known as state’s rights.
