Cell biology (formerly cytology, from the Greek ÎºÏÏÎ¿Ï, kytos, contain) is a branch of biology that studies cells â their physiological properties, their structure, the organelles they contain, interactions with their environment, their life cycle, division, death and cell function.
Rafael Barba (Twenty-Five Acts) (SVU) Alexandra Alex Cabot is a fictional character within the Law & Order universe portrayed by Stephanie March. She is a primary character in Law & Order: Special Victims Unit and Conviction.
Captain Alex Mason is a CIA agent and retired Marine Force Recon Captain. He is the main protagonist and the primary playable character in Call of Duty: Black Ops. He returns in Call of Duty: Black Ops II as the main playable character in the 1980s missions, as well as being an NPC and a main protagonist.