The surface of viruses includes many copies of one type of protein that binds, or adsorbs, specifically to multiple copies of a receptor protein on a host cell. This interaction determines the host range of a virus and begins the infection process (Figure 6-15).
Civil rights leader Andrew Young, left, and others on the balcony of the Lorraine Motel point in the direction where gunshots came from after the assassination of civil rights leader Martin Luther King Jr. on April 4, 1968.
King was assassinated on April 4, 1968, in Memphis, Tennessee. He was posthumously awarded the Presidential Medal of Freedom in 1977 and Congressional Gold Medal in 2004; Martin Luther King, Jr. Day was established as a U.S. national holiday in 1986.