Genetic Structure: Does Age Affect It?

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Discussion Overview

The discussion centers on whether genetic structure changes with age, exploring concepts related to the genome and epigenome, as well as the implications of genetic changes on health, such as cancer. The scope includes theoretical and conceptual aspects of genetics.

Discussion Character

  • Exploratory, Conceptual clarification, Debate/contested

Main Points Raised

  • One participant questions if genetic structure changes with age, suggesting that factors like NFKappa levels may be involved.
  • Another participant seeks clarification on what is meant by genetic structure, asking if it refers to karyotypes or DNA structures.
  • A participant asserts that the genome ideally remains unchanged from fertilization to death, while noting that the epigenome can change throughout life.
  • Another contribution highlights that cells can experience changes in genetic structure through epigenetic programming or damage/errors, which may lead to conditions like cancer.

Areas of Agreement / Disagreement

Participants express differing views on whether genetic structure itself changes with age, with some focusing on the stability of the genome and others discussing changes in the epigenome and potential genetic damage.

Contextual Notes

The discussion does not resolve the complexities of genetic versus epigenetic changes, nor does it clarify the specific definitions of genetic structure being referenced.

bioquest
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Does your genetic structure change as you get older? I guess it's just the levels of NFKappa and things iike that that change?
 
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Please elaborate on genetic structure, are you talking about karyotypes, DNA structures, etc?
 
Ideally, your genome does not change at all, from the fertilization of an egg until the day you die. Your epigenome, however -- the collection of methyl groups and so on strapped onto your DNA that promote or inhibit certain genes -- can and does change throughout life.

- Warren
 
Cells can acquire changes in their genetic structure, either through epigenetic programming (what Chroot mentioned) or through damage/errors. Processes like these can lead to cancer.
 

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