<prompt> Programmed cell death is seen in?CytolysisApoptosisNecrosisProptosis  <response>: Ans. is b i.e., Apoptosis o Programmed cell death is apoptosiso Apoptosis is pathway of cell death that is induced by a tightly regulated intracellular program in which cell destined to die activate enzymes that degrade the cells own nuclear DNA, and nuclear cytoplasmic proteins. Apoptosis generally involves single cells in contrast to necrosis that usually involve a group of cells. Apoptosis may be of two types -a Physiological most of the time - Programmed cell death.b Pathological - Unprogrammed cell death. 