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.
Freebase. Teres I. Teres I, was the first king of the Odrysian state of Thrace. Thrace had nominally been part of the Persian empire since 516 BC during the rule of Darius the Great, and was re-subjugated by Mardonius in 492 BC.reebase. Teres I. Teres I, was the first king of the Odrysian state of Thrace. Thrace had nominally been part of the Persian empire since 516 BC during the rule of Darius the Great, and was re-subjugated by Mardonius in 492 BC.