The Abbasid Caliphate differed from others in that it did not have the same borders and extent as Islam. Particularly, in the west of the Caliphate, there were multiple smaller caliphates that existed in relative peace with them.
The major difference between the protist and the animal kingdom is protists are unicellular protozoans and unicellular & multicellular, but animals are multicellular animals.
The times between the Kingdoms are called intermediate periods. Culture. Ancient Egypt was rich in culture including government, religion, arts, and writing. The government and religion were tied together as the leader of the government, the Pharaoh, was also leader of the religion. Writing was also important in keeping the government running.