Which of the following provides the best definition for the Disposable Soma Theory?单项选择题

A

Aging occurs because our body prioritizes reproduction first and then proceeds to age

B

Aging is a result of the oxidative stress caused by free radicals

C

With each cell division, the telomeres are getting shorter and shorter

D

Aging is a result of DNA mutations that accumulate over time

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类似问题

Which of the following is an example of micro theories of aging?

Match the statement with the term it describes. 1: the idea that the repetition of cell division caused mistakes 2: the idea that damage is done to the cells because of the mitochondria 3: the idea that people deteriorate with time and use 4: when a switch is thrown and people age 5: disease that causes memory loss and personality change 6: disease that starts with tremors and can cause dementia 7: disease that causes the body to attack itself 8: disease that reduces bone mass 9: exercise such as lifting and crunches to improve strength

Match the statement with the term it describes. 1: the idea that the repetition of cell division caused mistakes 2: the idea that damage is done to the cells because of the mitochondria 3: the idea that people deteriorate with time and use 4: when a switch is thrown and people age 5: disease that causes memory loss and personality change 6: disease that starts with tremors and can cause dementia 7: disease that causes the body to attack itself 8: disease that reduces bone mass 9: exercise such as lifting and crunches to improve strength

Beatrice, a gerontologist, believes that aging is a result of the accumulation of DNA errors over time. Which theory of aging best describes this viewpoint?

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