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Questions and Answers
Which of the following factors contribute to aging and longevity?
Which of the following factors contribute to aging and longevity?
- Genetic programming
- Cellular countdown clocks
- Mitochondria
- All of the above (correct)
Which of the following is a wear and tear theory of aging?
Which of the following is a wear and tear theory of aging?
- Shortening of telomeres
- Evolutionary selection of limited lifespan
- Accumulation of damage over time (correct)
- Mutation of the daf-2 gene
Which gene mutation extends the lifespan of worms by 70% in C. elegans?
Which gene mutation extends the lifespan of worms by 70% in C. elegans?
- Genetic programming
- Cellular countdown clocks
- Mitochondria
- Mutation of the daf-2 gene (correct)
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