Programmed cell-death (or PCD) is death of a cell in any form, mediated by an intracellular program. PCD is carried out in a regulated process, which usually confers advantage during an organism's life-cycle.poptosis is the process of programmed cell death (PCD) that may occur in multicellular organisms. Biochemical events lead to characteristic cell changes (morphology) and death.
Season 16, Episode 14 Sergeant Holly First Aired: December 14, 1970 Forrest Tucker as Sgt. Holly, out to get who stole an Army payroll and framed him for the heist.
Thus, John Wayne introduced the premiere episode of GUNSMOKE. Gunsmoke was on TV for 20 seasons, from 1955 to 1975. There were 633 total television episodes: 233 half-hour episodes (1955-1960) and 400 hour long episodes (1961-1975). The first 11 seasons were filmed in black and white, the last 9 seasons were filmed in color.