Each type of protein is usually sent to a particular part of the cell. An important part of cell biology is the investigation of molecular mechanisms by which proteins are moved to different places inside cells or secreted from cells. Most proteins are synthesized by ribosomes in the rough endoplasmic reticulum (RER).
Alexander George Alex Clare (born 14 September 1985) is a British singer and songwriter.
Arizona is Alex's mentor and the two have maintained a close relationship because of that. Arizona is one of the only people who fully believes in Alex's surgical abilities. When Alex had decided to take the fellowship at Johns Hopkins, Arizona was hurt and upset.