The Disposable Soma Hypothesis
Limited resources, limited lifespan
The Disposable Soma Hypothesis proposes that organisms allocate limited resources to either reproduction or longevity, but not both. This hypothesis explains why some species, such as birds, can live longer than others, such as mice.
- Organisms have limited resources, such as energy and nutrients.
- These resources are allocated to either reproduction or longevity, but not both.
- The allocation of resources determines an organism's lifespan.
- Understanding the limited resourcesOrganisms have limited resources, such as energy and nutrients. These resources are allocated to either reproduction or longevity.Pro tipUnderstanding the limited resources is key to understanding the Disposable Soma Hypothesis.WarningTrying to manipulate the allocation of resources without proper understanding can have unintended consequences.
The example of the bird
The bird is an example of an organism that has evolved to allocate resources to longevity. This is because the bird's genes are driven by the need to survive and reproduce, and longevity is a key component of this strategy.
OutcomeThe bird's lifespan is longer than that of other organisms, such as mice.
Not understanding the limited resources
Not understanding the limited resources can lead to misguided attempts to prevent or reverse aging.
The Disposable Soma Hypothesis was first proposed by Thomas Kirkwood in the 1970s. He argued that organisms have limited resources, such as energy and nutrients, and that these resources are allocated to either reproduction or longevity.
Source · BOOK
Lifespan Why we age{u2014}and why we don't have to