Hover the UK does not have a written constitution but it's governed by convections which are non statutory rules and are equally binding.
The monarch is advised by ministers who hail from parliament and it appoints the prime minister, approves legislation and confers honors. As a head of state the monarch is the head of the armed forces. The British monarch (the queen) today has two roles that of head of state and as head of the nation. As the head of sate for Britain she plays an important role in undertaking important constitutional and representational duties. E.g. opening of parliament, approving of the orders in of council, signing acts of parliament plus meeting and conversing with the prime minister and ministers concerning state matters. Other duties include those of representing the state of Britain to the outside world In relation to the government of UK that is headed by a prime minister. The British parliament consists of the monarchy as where the queen is the head, the House of Lords and the House of Commons-which posses the dominant political power hence always supports the government of the day. ...Show more