no
yes NFL NBA MLB MLS
Two leagues: National and American
the wild card teams play the best team in each of the leagues
As of right now(2012), there are 16 National League and 14 American League teams. In 2013, the Astros will be moving to the American League which will make the leagues even at 15/15.
The regular season was 154 games in 1927. There were 16 teams in MLB in 1927. The maximum total games played by the teams in MLB in 1927 would be 1232 (8 * 154).
There are 30 teams in the mlb. 14 in the al 16 in the NL. Beginning with the 2013 season, the Houston Astros will move from the National to the American League, so that each league will have 15 teams, organized into 3 divisions.
you have to keep studying baseball and become an excellent player then you go to the miner leagues and if you are a good player, managers of mlb teams will have to see you play then decide if they want you for their team. If they choose you, then you will have become a part of the mlb.
Many MLB organizations have systems down in the Dominican Republic, Mexico, etc. they are similar to the minor leagues in the US. scouts draft players and if they develop enough skill, they come to America and play for the US. teams.
There are only 30 MLB teams in the MLB, but there are many places with a minor league park, but there are a few cities like Chicago and Los Angels that have two MLB teams. There are many cities without any teams.
About 1500
In the United States, there are about 44 to 48 million MLB Followers in America. There's around 6.7 million people in America who play organized baseball(little leagues, High School teams, College teams, A AA AAA leagues, MLB) It is estimated around 35 million people pick up a glove and actually catch