A biological theory of aging that is based on random events that cause cellular damage versus genetically programmed events is called:

A biological theory of aging that is based on random events that cause cellular damage versus genetically programmed events is called:

A biological theory of aging that is based on random events that cause cellular damage versus genetically programmed events is called:


       a)  nonstochastic
       b)  Orgel/error
       c)  selective optimization
       d)  stochastic