Cervical cancer is caused by severe abnormal changes in the cells of the cervix. Most precancerous or cancerous cell changes occur in the cervix at the transformation zone, because these cells normally undergo constant change.
In baseball, a balk is called by an umpire. Balk rules protect runners from being deceived by the pitcher. If the ball is thrown before the batter gets settled in the batter's box, the umpire will call a balk. If a pitcher begins his delivery motion but then stops, he'll be called for a balk.
Confidence votes 104. a walk off win is when a baseball team is tied or down and it is the bottom of the 9th or later in the game and someone either hits in the winning run or hits a homerun ____. the original walk-off win is where the home team in the bottom of the 9th has the go-ahead-run on third base with less than 2 outs.