A. Platelets are the tiny blood cells that help stop bleeding by binding together to form a clump or plug at sites of injury inside blood vessels. A normal platelet count is between 150,000 and 450,000 platelets per microliter (one-millionth of a liter, abbreviated mcL).
Australia's government is a federal parliamentary democracy,  with the head of government given the title of Prime Minister.   Australia has a constitutional monarchy bas â¦ ed on the UK system with  HM Queen Elizabeth II as Head of State.
Government structure. Papua New Guinea has three levels of government-national, provincial and local. The National Parliament is a 111 member unicameral legislature elected for five-year terms by universal suffrage. The Prime Minister is appointed and dismissed by the Governor-General on the proposal of Parliament.