Which of the following statements is true of mTOR pathway theory?
A) Some scientists argue that the mTOR pathway is linked to longevity, the successful outcomes of calorie restriction, and reducing cognitive decline.
B) Proponents of mTOR pathway theory argue that sirtuins have no serious side effects on the human body.
C) mTOR pathway theory argues that aging in the body's hormonal system can lower resistance to stress and increase the likelihood of disease.
D) mTOR pathway theory states that the maximum number of times that human cells can divide is about 75 to 80.

Question

Quizplus · Accepted Answer

The statement in option A is true. The mTOR pathway theory suggests that by controlling the function of certain proteins, including those that regulate growth and metabolism, it may be possible to improve health outcomes related to aging, such as longevity and cognitive decline. Some studies have shown that calorie restriction, which can activate the mTOR pathway, may have positive effects on health and lifespan. However, the other statements in options B, C, and D are either false or not directly related to mTOR pathway theory.

Which of the Following Statements Is True of MTOR Pathway