The British head of state is a king or queen and the monarchy is hereditary system, but no real power; Government and the Cabinet of prime minister is the central figure holds the highest real power.
The British King or Queen is the head of state, and the monarchy is hereditary, but no real power, and the Cabinet is the only prime minister and cabinet of the government center, and people with the highest power.
England's heads of state are king or queen, also the monarchy is the hereditary system, but does not have the real power; Cabinet prime minister is the government and cabinet's key players, holds the highest real power.