Which of the following biological theories of aging states that people age because their cells' normal metabolism produces unstable oxygen molecules?
A) cellular clock theory
B) free-radical theory
C) telomerase-injection theory
D) hormonal stress theory

Question

Quizplus · Accepted Answer

The free-radical theory proposes that aging occurs due to the accumulation of damage caused by the production of unstable oxygen molecules, known as free radicals, in cells during metabolism.

Which of the Following Biological Theories of Aging States That