Which of the Following Statements About the "Random Events" Theory

question 88

Multiple Choice

Which of the following statements about the "random events" theory of biological aging is true?

• A)Genetic engineering that manipulates telomere activity has extended the lifespan of human cells.
• B)Animal studies confirm an increase in DNA breaks and deletions and damage to other cellular material with age.
• C)Because longevity tends to be a family trait,environmental factors have minimal impact on the aging process.
• D)Humans who maintain higher levels of physical activity over several decades reduce their maximum lifespan.

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