This special protein makes its way to the surface of an infected personâs blood cells, where it becomes sticky and begins its damage. However, while RIFIN bonds strongly with type A blood cells, it only weakly links to type O. While simple, this explanation only became possible after the researchers had isolated the correct one of many existing variants of the protein.
The Sound of Music (film) The Sound of Music is a 1965 American musical drama film produced and directed by Robert Wise, and starring Julie Andrews and Christopher Plummer. The film is an adaptation of the 1959 Broadway musical The Sound of Music, composed by Richard Rodgers with lyrics by Oscar Hammerstein II.
Many pioneering attempts to record and reproduce sound were made during the latter half of the 19th century â notably de Martinville's Phonautograph of 1857 â and these efforts culminated in the invention of the phonograph, patented by Thomas Edison in 1877.n the 1990s, digital audio systems were introduced and began to prevail. In many of them the sound recording is again recorded on a separate disk, as in Vitaphone; but digital processes can now achieve reliable and perfect synchronization.