The A blood type has only the A antigen and the B blood type has only the B antigen. The AB blood type has both A and B antigens, and the O blood type has neither A nor B antigen. By the time you are six months old, you naturally develop antibodies against the antigens your red blood cells lack.
Spain's football league is extremely competive and features many of the world's best players. While Real Madrid and FC Barcelona have run the show for much of La Liga's history, in recent years they have been met with top-notch competition from teams such as the Deportivo de La CoruÃ±a and Valencia CF. La Liga: Season-long tournament between the teams of Spain's top football division.
This is a list of all matches contested between the association football teams, Real Madrid C.F. and FC Barcelona, a fixture known as El Clasico. clÃ¡sicoeal Madrid and Barcelona have played 33 friendly matches, including the first ever Clasico clÃ¡sico on 13 may. 1902 before the start Of La liga championship in, 1929 Real madrid And barcelona played several, friendlies but Once La liga, started friendlies fell in a few. years