Binds to the same receptor site and is an agent or drug, it becomes another agent but produces an opposite effect. Example drug x binds to receptor site A and potentiates the release of a neurotransmitter, drug X is an agonist at that receptor site.inds to the same receptor site and is an agent or drug, it becomes another agent but produces an opposite effect. Example drug x binds to receptor site A and potentiates the release of a neurotransmitter, drug X is an agonist at that receptor site.
Athens, one of the worldâs oldest cities, has a history of over 3000 years. Details of its founding, though, are not known; the rich mythology of ancient Greeks, though, fills in the blanks. According to the legend, Cecrops was the founder and first King of Athens.
The first known public event in Pericles' life was the position of choregos for Aeschylus' Persians in 472. This means that he funded and produced Aeschylus' entry into the year's dramatic competition. Pericles, Cimon, and Democracy: In the 460s, the Helots rebelled against the Spartans who asked for help from Athens. In response to Sparta's request for help, Athens' leader, Cimon, led troops into Sparta.