Dr Smith Believes That Aging Is the Result of a Genetically

Multiple Choice

Dr. Smith believes that aging is the result of a genetically programmed set of changes that operate such that cells can only live for a certain length of time before they become unable to process glucose and die. Such a view would be most consistent with which of the following theoretical models?

A) biological clock theories
B) psychological clock theories
C) the gerontology model
D) stochastic theories