<u>The Bill of Rights is comprised of Articles 3-12 of the constitution which are ratified subsequently and they together form what is called the Bill of Righ</u>ts. Thus they are an integral part of the Constitution of the USA.
The Constitution had the earlier Bills ratified including the Article 2 as recent as the 90s but the first article of the Constitution was never ratified. The Bill of Rights is included in the articles 3 to 12.
