The outer membrane of an E. coli cell contains millions of lipopolysaccharide (LPS) molecules, which consists of: 1  O antigen, a polymer of immunogenic repeating oligosaccharides (1â40 units) 2  Core region of phosphorylated nonrepeating oligosaccharides. 3  Lipid A (endotoxin)
Buddy Holly (born Charles Hardin Holley; September 7, 1936 â February 3, 1959) was an American musician and singer-songwriter who was a central figure of mid-1950s rock and roll. Holly was born in Lubbock, Texas, to a musical family during the Great Depression; he learned to play guitar and to sing alongside his siblings.
The Day the Music Died. Buddy Holly and the Crickets perform on The Ed Sullivan Show on January 26, 1958 in New York City, New York. When Elvis Presley died, 25,000 people gathered outside Graceland in the sweltering Memphis heat. John Lennon's murder drew millions of people to Central Park for a silent vigil.