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.
Rulers of antiquity. 1  Alexander (Alexandros of Ilion), more often known as Paris of Troy. 2  Alexander of Corinth, 10th king of Corinth (816â791 BC) 3  Alexander I of Macedon. 4  Alexander II of Macedon. 5  Alexander III of Macedon, commonly known as Alexander the Great. 6  Alexander IV of Macedon. 7  Alexander V of Macedon.