The cell membrane is made up of a phospholipid bilayer, or fat. Soap attracts fats and greases, and so is able to dissolve the cell membrane.
As the chief executive officer of the UT System, Chancellor McRaven oversees 14 institutions that educate 221,000 students and employ 20,000 faculty and more than 80,000 health care professionals, researchers and staff.
At the University of the South, the vice-chancellor is the administrative head of the university (as well as mayor of the town of Sewanee). The chancellor is a bishop of one of the 28 southeastern Episcopal dioceses that own the university and is elected by the members of the Board of Trustees.