Which of the following biological theories of aging emphasizes the role of telomeres?
A)Free-radical theory
B)Cellular-clock theory
C)Hormonal stress theory
D)All of these

Question

Quizplus · Accepted Answer

The cellular-clock theory emphasizes the role of telomeres in aging. Telomeres are the protective caps at the ends of chromosomes that shorten each time a cell divides, eventually leading to cellular senescence and aging. Free-radical theory and hormonal stress theory propose different mechanisms for aging.

Which of the Following Biological Theories of Aging Emphasizes the Role