Ciliate conjugation is a sexual phenomenon that results in genetic recombination and nuclear reorganization within the cell. In most ciliate groups, however, the cells separate after conjugation, and both form new macronuclei from their micronuclei.
Before the bun, hamburgers are said to have been served between two pieces of bread. In fact, a ground beef patty was known as Hamburger steak (first mentioned in an American cookbook in 1891); when this was put between bread or in a bun it was called a Hamburger sandwich.
Only took until the 100th season after they moved into storied Wrigley Field, in the same year the hamburger bun was invented. Finally, in the 7,907th game the Cubs have played at this fabled intersection of Clark and Addison, they clinched a postseason series in their town, in their park, on their turf.