Pearson, as an active contributor to the biology learning community, is pleased to provide free access to the Classic edition of The Biology Place to all educators and their students. The purpose of the activities is to help you review material you have already studied in class or have read in your text.
In modern day baseball, teams generally have five starting pitchers, and they take it in turn to start a game every fifth day (hence the phrase rotation). Sometimes, if the schedule pans out, a team can get away with a four man rotation, and in the distant past some teams managed a three man rotation.
5. Wait for 'The Call'. Altogether there are 68 umpires in the Majors, and 225 in the minor leagues. With the small amount of openings and the low turnover, Fitzpatrick said it's very difficult for an umpire to make it past the minor leagues.