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.
Australiaâs Political System. Australia's Political System. Australia's system of government is based on the liberal democratic tradition, which includes. religious tolerance and freedom of speech and association. It's institutions and practices reflect. British and North American models but are uniquely Australian.