Question 5. In humans, there are 3 alleles for blood type: A, B, O. A and B are co-dominant over O. A male with O type blood mates with a female with AB type blood.
The largest stadium in Spain is the Santiago Bernabaue in Madrid, it is Real Madrids stadium.
The Azteca Stadium, located in Mexico City, comes in third on our list of the biggest stadiums in the world with an official capacity of 114,465 people. Used mostly for football matches, it is the home of the Mexico national team and Mexican club team America.