Martha, who has just turned 90, has been experiencing some respiratory distress. her doctor has told her that she has a cluster of abnormal cells in her left lung. since she has never smoked, she asks her doctor what might have caused the abnormal cells. in response, her doctor explains that the number of body cells experiencing abnormalities increases as we age. this explanation reflects which theory of aging?

Hayflick theory

Explanation:

According to Hayflick theory aging process is controlled by a biological clock  which lie within each living cell. According to this theory human cells have a limited life span.

this theory explain the mechanisms behind cellular aging. It suggests that a normal human cell can only replicate and divide arount forty to sixty times before it cannot divide anymore, and will break down by programmed cell death or apoptosis due to which number of body cells experiencing abnormalities with age.

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