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.
Alexander the Great was the son of Philip II of Macedon. He was born in Pella of today's Greek prefecture of Macedonia. Carnabus established the ancient Macedonian kingdom and is the first known Macedonian king (808-778 BC). When Alexander the Great was born , Pella was and had always been part of tâ¦.